Journal of Robotics, Networking and Artificial Life

This paper proposes implementation of an Echo State Network (ESN) to Field Programmable Gate Array (FPGA). The proposed method is able to reduce hardware resources by using fixed-point operation, quantization of weights, which includes accumulate operations and efficient dataflow modules. The performance...

This paper proposes a new color image arrangement method using an elastic transform on some kinds of axes. In this paper, we present the principle of our method using HMGD (Histogram Matching based on Gaussian Distribution). And we describe that the automated method applies the HMGD to input color image...

At the present time, mobile devices such as tablet-type PCs and smart phones have widely penetrated into our daily lives. Therefore, an authentication method that prevents shoulder surfing is needed. We are investigating a new user authentication method for mobile devices that uses surface electromyogram...

In this paper, the grouping aggaregation problem of multi-robot in simple environment is studied. The grouping algorithm and aggregation algorithm are mainly discussed. Based on K-means clustering algorithm, a grouping control algorithm that can determine the number of groups and complete the grouping...

Camarin High School is one of the schools in the Philippines that is making an initiative in improving Science, Technology Engineering and Mathematics (STEM) education through robotics education. In this paper, the authors report the development of a robotics program for students in junior high school....

According to the previous study of a decentralized autonomous FMS using a mind, it is found that the production outputs decreased because an agent sometimes lies. To solve this problem, we study an AGV’s lie. The study is that AGVs recognize the lie that each AGV sends. To do this, we propose to give...

We scaled up a bio-inspired control architecture for the motor control and motor learning of a real modular robot. In our approach, the Locally Weighted Projection Regression algorithm (LWPR) and a cerebellar microcircuit coexist, in the form of a Unit Learning Machine. The LWPR algorithm optimizes the...

This paper designs a PID control system based on the BP neural network. The control system can adjust three adjustable parameters of PID controller through BP neural network algorithm. The main steam temperature control system of the thermal power plant was taken as the object, and simulation analysis...

Digital Spiking Silicon Neuron (DSSN) model is a qualitative neuron model specifically designed for efficient digital circuit implementation which exhibits high biological plausibility. In this study we analyzed the behavior of an autoassociative memory composed of 3-variable DSSN model which has a slow...

This paper presents a robot swarm model to enclose a target. The robots use information of the target and each of their neighbors. Every robot has its own, standard torch-like signal emitter and they can observe the sum of the intensity of their torches. In this paper, the robots identify their nearest...

Robot is designed for achieving specific task. However, robot is able to do much more things than it is expected by its own hardware. In this paper, concept of conquest oriented robot is proposed to know its availability systemati-cally and autonomously. Algorithm of conquest oriented robot and its experimental...

Virtual machine (VM) live migration occurs frequently in cloud environments. When it is necessary to migrate many VMs, minimizing the migration time is an important concern. Thus, choosing an appropriate strategy to perform VM migration is essential. Accordingly, this paper discusses the advantages and...

The main focus of the RoboCup competitions is the game of football (soccer), where the research goals concern cooperative multi-robot and multi-agent systems in dynamic environments. In RoboCup, self-localization techniques are crucial for robots to estimate their own position as well as the position...

This paper presents the cloud action model for a five DOF Seamless robotic arm using the inverse kinematics solution based on artificial neural network (ANN). Levenberg-Marquardt method is used in training algorithm. The desired position and orientation of the end effector is defined as the input pattern...

The BRT agent is an algorithm that can find appropriate collective behavior by changing the agreement contents in a trial and error manner. Computer experiments show that it is necessary to change the agreement contents the number of times that is proportional to the square of the number of choices....

We developed a playful biofeedback system using a wearable device and modular interactive tiles. In this approach we suppose that patients could regulate exercise intensity on their own through biofeedback. We propose biofeedback play system called “bioToys” based on exercise with the modular interactive...

Data-driven control has been proposed for directly calculating control parameters using experimental data. Specifically, the Virtual Reference Feedback Tuning (VRFT) has been proposed for linear time-invariant systems. In the field of machine learning, the ensemble learning was proposed to improve the...

This paper proposes a knee android model (Knee-AM) that can reproduce the internal-external rotation with screw-home movement (SHM) of the human knee. This rotation of the Knee-AM was realized by changing the number, lengths, and fixing points of the nylon-cords of our previous Knee-AM. Moreover, when...

In this paper, an adaptive multiple-model controller is developed for nonlinear systems in parametric-strict-feedback form. Unlike the previous results, a switching scheme is not required here to switch the most appropriate model into the controller design. The new scheme reduces the number of identification...

We propose the concept of a game system that includes an automatic story-generation function based on a table-top role playing game (TRPG). In this idea, stories are generated or transformed based on communication between a “game master (GM),” who controls the story generation, and “players (PLs),” who...

Naimaze in kabuki has been known as a narrative creation method, or a group of techniques that combines components in existing kabuki works or in the narratives from other genres for making a new work. Various elements, such as stories, plots, characters, and places, can be used as components in naimaze....

This research focuses on a silicon neuron circuit designed utilizing a qualitative neuronal modeling approach. In this circuit, temperature, fabrication mismatch, and secondary effects of transistors cause the difference between the intended characteristics and those in the implemented circuits. Therefore,...

Kuremoto et al. proposed a multi-layer chaotic neural network (MCNN) combined multiple Adachi et al.'s CNNs to realize mutual auto-association of plural time series patterns. However, the MCNN was limited in a two-layer model. In this paper, we extend the MCNN to be a general form (GMCNN) with more layers...

This research proposes a decision support system of database cluster optimization using genetic network programming (GNP) with on-line rule based clustering. GNP optimizes cluster quality by reanalyzing weak points of each cluster and maintaining rules stored in each cluster. The maintenance of rules...

We have developed a system that allows a piano to perform automatically. In order to play music in the manner of a live pianist, we must add expression to the piano’s performance. In the case of music, there are often 1000 or more notes in the score, requiring that an editor spend a huge amount of time...

In this paper, the networking integration application of an intelligent production line is studied and developed for aerospace precision manufacturing. The technical development of the performance equalization and control for EDM machine is also introduced with the related technologies of the machine...

This paper introduces a study of spoken dialogue agent systems using emotional expressions as affective human computer interaction. The paper describes an experiment investigating the effect that the expression and words of the agent have on people, introduces a spoken agent for customer services using...

Supervised learning algorithms such as deep neural networks have been actively applied to various problems. However, in image classification problem, for example, supervised learning needs a large number of data with correct labels. In fact, the cost of giving correct labels to the training data is large;...

When the ground or air patrol robot monitors a certain area, one of the important intelligent functions is to monitoring and alerting unusual event of the monitored area. This paper proposes a method via the number of people in the monitored area to detect the environment is safety or not. We use mature...

The purpose of this research is to compare the production efficiency of single and double arm robot. This research determines which robot is suitable for an assembly cell production, a single arm robot or a double arm robot. First, we develop the system to use a double arm robot to determine the best...

In the present study, the systematic method for the forward dynamics associated with the ground contact model was introduced to be able to consider the viscoelastic effect when contacting with the ground. In particular, we focused on the hoof-ground interaction in the simplified horse leg model because...

In this paper, a suspension gravity compensation system (SGCS) is modeled and the corresponding controller is designed. The system is a servo platform consisting of three sub-systems by which a micro-gravity environment can be established. Especially, a novel zero stiffness suspension sub-system and...

Using our previously developed system, we investigated the influence of training data on the facial expression accuracy using the training data of “taro” for the intentional facial expressions of “angry,” “sad,” and “surprised,” and the training data of respective pronunciation for the intentional facial...

Quadruped robots experience excessive vibrations in the roll direction when turning by controlling their hip yaw joint. In the case of image-based teleoperation of the robot, the operator cannot aware the situation of the robot, due to excessive vibrations of the viewpoint of the image from the camera...

Synchronization in coupled bifurcating neurons was studied from the view point of the selective formation of cell assembly. The bifurcating neuron is a simple chaotic neuron that exhibits chaotic inter-spike interval dynamics via the addition of sinusoidal background oscillation. In this research, we...

Blum and Hewitt first proposed two-dimensional automata as computational models of two-dimensional pattern processing?two-dimensional finite automata and marker automata, and investigated their pattern recognition abilities in 1967. Since then, many researchers in this field have investigated the properties...

A survey of the relevant literature reveals that a plethora of network analytic facets, such as degree, eigenvalue, density, block, cluster, have been developed and employed to further our understanding of network structures. To extend our understanding of network systems, additional dimensions need...

With the progress of technology, the realization of a symbiotic society with human beings and robots sharing the same environment has become an important subject. An example of this kind of systems is soccer game. Soccer is a multi-agent game that requires strategies by taking into account each member’s...

The stride is an important parameter in human motion analysis and has been extensively studied by many researchers. This paper focuses on smartphones that are popular in the world, regardless of the measurement environment. In previous research, the stride estimation using the acceleration sensor or...

The inductance simulator and the nonlinear resistor, which are constructed by operational amplifiers and resistors, are applied to complete the analog circuit implementation of Chua’s circuit as well as improve the accuracy of circuit parameters. The state variable z, which represents the product of...

Unmanned Aerial Vehicle (UAV) are widely used in numerous field and the technology keeps growing. Generally, conventional method used in data collection for engineering work is tedious and requires a lot of manpower. This research focuses on the investigation of the suitability of UAV for route survey....

Recently, due to the advance in dynamic image processing, computer animation, augmented reality (AR), and so forth, it has become increasingly apparent that the study of four-dimensional pattern processing (three-dimensional pattern processing with time axis) should be very important. Thus, the study...

Image dehazing utilizes a very complex algorithm that requires intensive filtering and floating-point arithmetic operations. Consequently, processing speed is the most significant bottleneck in its application in some vision tasks such as mobile platforms. In this paper, we propose an optimized single...

In this research, we proposed a data augmentation method using topic model for Pointer–Generator model. This method is that adding important sentences to an article as extended article. Furthermore, we compare our proposed method with data augmentation methods using Easy Data Augmentation (EDA), LexRank...

Drones have been used in many purposes for a long time. Especially, development of the automatic observation systems such as measurement using drones for the primary sector of industry have been frequently researched in recent years. The measurement of a tree growth in a forest is also one of the aim...

This paper proposes a voice signal-based manipulation method for the Bio-Remote environment control system. The proposed system learns relationships between multiple candidate words’ phonemes extracted by a largevocabulary speaker-independent model and control commands based on a self-learning look-up...

In accordance with the concept of this organized session, in this presentation, we will consider the study of automatic narrative or story generation as a research field of artificial intelligence (AI) at the levels of generation, creation, and production. Firstly, we study the technologies of narrative...

The visualization of statement coverage (C0) and branch coverage (C1) measurement output can be used in several ways to improve the verification and validation process. The result displays are percentage of a successful tested code and visual information with highlighted in bright green as information...

This paper mainly concerns the mean-square quasi-composite rotating formation problem of second-order multi-agent systems (MASs) with stochastic communication noises. Firstly, the definition of mean-square quasi-composite rotating formation is proposed. Afterwards, a distributed control protocol with...

IoT (Internet of Things) has been attracted attention, and several system data can be obtained by communication and it is stored in database. The input/output data is expected to be utilized to control systems in industries. The data-driven technique has been proposed as a way to utilize database for...

Unmanned Underwater Vehicles (UUV) are devices that perform task with slight or no human interaction. These tasks are predefined set of commands called navigation methods, that are used to achieve desired mission goals. The navigation control system plays an important role in maneuvering of UUV and without...

The Junior High School Rescue Robot Challenge is an annual activity held by Hiroshima University with the sponsorship of a construction machinery company. Its 2020 theme was to convey injured people “tenderly” from the top of a half-demolished building to ground. We developed shock sensitive tiny dummy...

This study proposes an implementation of pulse-coupled phase oscillators over multiple field-programmable-gate-array (FPGA) communication links. Two FPGAs are connected by a gigabit transceiver and a First-In First-Out interface. To verify the effect of communication delay between FPGAs on oscillator...

Quadrotor is a type of unmanned aerial vehicle that has been widely used in many applications, such as, policing, surveillance, aerial photography and agriculture. Conventionally, the control of quadrotor flight direction is accomplished by varying speeds of rotors or manipulating torques. In this paper,...

This research lays out the conception and functions of developed Commercial Film Production Support System (CFPSS). The research then explains the results of a viewing experiment that utilized CFPSS. In this experiment where commercial films of beer were utilized, the following findings were obtained:...

We developed a secure communication method using a discrete wavelet transform. Two users must each have a copy of the same piece of music to be able to communicate with each other. The message receiver can produce audio data similar to the sending user's speech by using our previously proposed method...

The deep feedback Group Method of Data Handling (GMDH)-type neural network is proposed and applied to the medical image recognition of abdominal organs such as the liver and spleen. In this algorithm, the principal component-regression analysis is used for the learning calculation of the neural network,...

In this paper, the Suspended Anti-Gravity Device (SAGD) is studied to construct sustainable microgravity environment on the ground. To overcome the difficulty of accurate gravity compensation when SAGD is disturbed, a new adaptive sliding mode controller is proposed based on the dynamic model, which...

The need of detecting moving object like human and vehicle by mobile camera is increasing in commerce and industry. Therefore, tradition method of abstracting moving object from still background cannot solve the problem. Though Histogram of Oriented Gradients (HOG) have been widely used for human detection,...

Rolling bearing is a common mechanical part which is subject to be damaged. It is important to monitor the condition of bearing. An effective mean is to extract faulty features of bearing from the vibration signal. In this paper, a method is introduced to realize intelligent classification of bearing...

DSSN model is a qualitative neuronal model designed for efficient implementation in a digital arithmetic circuit. In our previous studies, we extended this model to support a wide variety of neuronal classes. Parameters of the DSSN model were hand-fitted to reproduce neuronal activity precisely. In this...

Labors in which forestry and agriculture and factory, are working in severe circumstance. So, such workers are necessarily declines and decreases. However, it is important for us to keep going in economy, life and nature. Therefore, to prevent a devastation of the forest, the safety and the lack of food...

In order to reduce the complexity of traditional methods, a PCI (Proportional Complex Integral) controller is adopted to control SVG under unbalance-grid condition, which has better performance than PI controller to eliminate steady-state error to compensate nonlinear loads. Based on the αβ frame, the...

This paper presents a self-localization technique using an omni-directional camera for an autonomous soccer robot. The position information of the robot is important for strategic behavior and cooperative operation. Therefore, we have proposed the self-localization method which generates the searching...

We have developed a system that enables automatic piano performance. To make this piano play like a living pianist, we have to add expression to the performance. Accordingly, we have developed a musical editing system that utilizes a database to edit music more efficiently.

In order to improve the applications for an industrial sorting robot, it is necessary to increase its flexibility and control accuracy. Here an industrial robot arm is designed and set up for experiment simulation with machine vision. Some target recognition experiments are designed for vision recognition....

This paper is concerned with the attitude/position estimation of a rigid-body using inertial and vision sensors. By employing the Newton-Euler method, a kinematic model is developed for the rigid-body by treating the inertial measurements as inputs. Based on the coordinate transformation, a nonlinear...

Based on the characteristics of wireless sensor network communication in mine, LEACH protocol clustering is optimized, and the factors of energy and distance are considered fully. The selection of cluster head nodes is optimized, and a routing algorithm based on K-means ++ clustering is proposed. The...

National Center for High-performance Computing (NCHC) built a render farm that provides a platform for the industry to render their work in a much more efficient timeframe, allowing for both central processing unit (CPU) and graphics processing unit (GPU) rendering. The throughput has also been greatly...

In this paper, a catapult separation device equipped with guide mechanism is considered, and the corresponding dynamic model is descripted firstly. Then, employing the dynamic simulation software ADAMS, the virtual prototype model of the separation device is established, and the whole process of on-orbit...

We have introduced several kinds of similarity measure and proposed a method for identifying the same languages involved in two language classification trees. Several unknown parameters are used there and need to be set to constant values. This paper aims to determine all the values of these parameters...

There has been an increase in the number of images on the Internet that contain private information and/or the URL of an illegal Web site. This information could result in a violation of human rights and/or a crime. We present a method for extracting from an image the region(s) that contain characters....

We will display two different kinds of experiments, which are Network-based Intrusion Detection System (NIDS)-based and dynamic-based analysis shows how artificial intelligence helps us detecting and classify malware. On the NID, we use CICIDS2017 as a research dataset, embedding high dimensional features...

The “Future Investment Strategy 2018” presented by the Cabinet Office in 2018 states that there is an urgent need to develop human resources that can use Artificial Intelligence to achieve the goal of Society 5.0. As a part of this strategy, programming education at the primary/secondary level of education...

Ultra-high-speed motors play a very important role in machine tools. A speed-sensor-less ultra-high-speed motor driver is proposed in this paper. Without any speed sensor that is extremely expensive, the proposed driver employing a sensor-less estimation scheme can perform a closed-loop control very...

In the previous works, several types of the Self-Repairing Control Systems (SRCS) have been developed against unknown sensor failures. The SRCS can automatically detect failures, and replace failed sensors with healthy backups so as to maintain the system stability. This paper presents a new SRCS, whose...

In this paper, we aim to provide a better assembly method for a snap joints assembly task. We create a 3D cellphone model and use ADAMS simulation environment to analyze the relative motion between screen and backer part. We focus on two points in this research. 1) Two kinds of relative motion between...

Recently, several digital watermarking techniques have been proposed for protecting the copyright of moving image files by hiding data in the frequency domain. In the present study, we applied our method for authenticating a moving image, which uses a discrete wavelet transform for a static image and...

We present the results of our work on epigenetic programming (EP) and its application to navigation of mobile cleaning robot. We verify the effect of genetic switches and the feasibility of incorporating histones. The results show individuals applying Lamarckian EP have better quality and evolve faster...

In order to improve the applications for an industrial sorting robot, it is necessary to increase its flexibility and control accuracy. The prerequisite is to automatically extract the multiple target positions accurately and robustly. The machine vision technology is an effective solution. Here an industrial...

We previously proposed a method for adding emotions to synthetic speech using the vowel features of a speaker. For the initial investigation in this earlier study, we used utterances of Japanese names to demonstrate the method. In the present study, we use the proposed method to construct emotional synthetic...

In chemical plants and other process industries, desired conditions are achieved by adjusting controllers. However, it is difficult to obtain the desired control response because most of the controllers use fixed Proportional-Integral-Differential (PID) control. On the other hand, the internal model...

For software development using Formal Methods, we have developed a prototype of the boundary value test case automatic generation tool BWDM. The main two topics of our tool are (1) automatically generation of test cases and (2) boundary value analysis. Our tool improves the efficiency of software testing...

Rescue robots are expected to perform works in hazardous areas. However, when the robot runs on a rough terrain, fatal rollover falling sometimes occurs. Therefore, we propose a tumble-risk-assessment system, which calculates a normalized energy stability margin by using a 3D depth sensor. Moreover,...

The solar photovoltaic battery is a very important new type of renewable distributed energy. But its output power is directly affected by the light intensity and temperature. Its voltage-current characteristics have obvious nonlinear features. Therefore, a new MPPT technology based on the model predictive...

It takes much time to find the cause of a bug in debugging of programs. Finding the cause of a bug needs to comprehend a flow and data transitions in executing programs. It is difficult to grasp behavior in executing the programs whose behavior is unexpected by a bug. We propose a visualizing method...

A video is analyzed by image processing and the feature parameters of facial expressions and movements, which are extracted in the mouth area. The feature parameter for expressing facial expressions is defined as the average of the facial expression intensity. The parameter for expressing movement of...

This paper presents a new design method for a self-repairing adaptive PID control system. The control system has the adaptive adjusting mechanisms for the PID gains, and also can detect the sensor failure by self-test using the integrator in the PID controller. Hence, for plants with unknown parameters,...

K-means clustering algorithms of wireless sensor networks are potential solutions that prolong the network lifetime. However, limitations hamper these algorithms, where they depend on a deterministic K-value and random centroids to cluster their networks. But, a bad choice of the K-value and centroid...

We propose a technique of simulation and regression testing for Extended Place/transition Net with Attributed Tokens (EPNAT) models, and then show a prototype tool to partially support it. In the technique, the information about a current marking, current values of variables, and current fireable transitions...

We have developed a system for analyzing facial expressions of a person while answering interview questions on a video. A video capturing the answerer is analyzed by OpenCV and the feature parameter for an eye area in addition to the mouth area focused in our reported research. Moreover, the time to...

Pulse diagnosis has been proved to be of great practical value in the past dynasties. The key of high-quality pulse diagnosis is how to dynamically adjust the vertical relationship between the pulse and the sensor dynamically. The design adopts a four degree of freedom manipulator combined with a matrix...

Haemophilia A is a genetic disease resulting from deficiency of factor VIII. The database of mutations causing haemophilia A has been developed by the world wide collaboration. In this study, we examined the relation between activity of factor VIII and the missense mutation by using machine learning....

Ensuring of the traceability of deliverables is one of effective methods to secure the quality of software. It can verify that the requirements are reflected in the programs. But it has two problems: taking much labor and time, and causing mistakes by human handling. This paper has implemented RETUSS...

This work illustrates the effects of various system parameters on the dynamics of flexible link of revolute-jointed rigid-flexible manipulator. Flexible link is considered as a Euler-Bernoulli beam and finite element based on Langrange approach is employed for dynamic analysis. A comparative study is...

The final goal of our research is to develop a measurement system for quantitative evaluation of the skillfulness of the lower extremities. In our previous work, we developed the measurement system of the foot movement on the floor with the sitting posture. In this study, we developed a quantitative...

Context information is essential for crowd counting network to estimate crowd numbers, especially in the congested scene accurately. However, shallow layers of common crowd counting networks (i.e., congested scene recognition network) do not own large receptive filed so that they can’t efficiently utilize...

Rao-Blackwellized Particle Filter (RBPF) is used in this paper to solve the Simultaneous Localization and Mapping (SLAM) problem. RBPF algorithm uses particle filter where each particle carries an individual map of the environment. With the usage of Robot Operating System (ROS), GMapping package was...

Generative art is produced by procedural techniques. It has obtained a lot of attention since the beginning of computer graphics. Many works of art are inspired by nature, among which phyllotaxis is as well. It is a combination of mathematics and the beauty of nature. Not only can it be seen everywhere...

The fictitious reference iterative tuning method is used to design Proportional–Integral–Derivative (PID) controllers to achieve desired performance for industrial machines. However, the desired control performance cannot be obtained by this method, if the system characteristics changed in steady state....