computer vision in multi robot cooperative control

... there is an increase in the total utility of the system.” Compared to the single -robot system, the cooperative multi- robot system is distinguished by the following aspects: • Multi- robot systems ... For multi- robot scenarios, cooperative exploration requires robots to share their local maps, which can incur intense information exchanges Furthermore, since each robot may have some errors in ... environment, the robots may explore in a certain formation, e.g., chain (Rogge & Aeyels, 2007) The idea is to let the robots maintain constant distance and angle while moving in a group This kind of approaches...

Ngày tải lên: 11/09/2015, 16:06

... endeavors including scientific, medical, military, transportation, and consumer Individual users use them for learning, searching for information (including data mining), doing research (including ... person tracking and pointing gesture recognition for human -robot interaction In: International Workshop on HumanComputer Interaction, Lecture Notes in Computer Science, vol 3058, Springer (2004) ... http://ebooks.springerlink.com http://www.springeronline.com Preface Human -Computer Interaction (HCI) lies at the crossroads of many scientific areas including artificial intelligence, computer vision, ...

Ngày tải lên: 28/04/2014, 09:52

... sum rate, neglecting the direct links from the BS to the users In this paper, we consider the problem of joint linear optimization for both downlink and uplink in multiuser cooperative nonregenerative ... link in downlink (p = 0.4, SNR1 = 15 dB) Figure 6: BER versus SNR of MS-RS link in uplink (p = 0.4, SNR1 = 15 dB) but it converges when N becomes large However, the CS1MMSE/RDP scheme in uplink ... and s2 are obtained, the optimization problem for combining them based on minimizing the MSE is formulated as E α0 ,α2 s − α0 s0 − α2 s2 2 (53) By applying the standard Lagrange multiplier technique,...

Ngày tải lên: 21/06/2014, 22:20

... time is projected to increase, in addition to a tendency for drying in continental interiors during summer, especially in the sub-tropics, low and mid-latitudes Instability in rainfall would cause ... m /s in comparison with the /s and 97 m3 /s in the past The in ows to all lowest ones of 161 m reservoirs in the basin also assumed minimum values in history This is the main reason leading to ... research on the inter-reservoir management including other main reservoirs under construction in the Basin The research uses system analysis and optimal control techniques, including novel optimization...

Ngày tải lên: 24/03/2014, 20:22

... computer vision algorithms in succinct algebraic form For instance, in certain interpolation schemes it becomes necessary to switch from points with real-valued coordinates (floating point coordinates) ... Pattern Matching Using Correlation 9.3 Pattern Matching in the Frequency Domain 9.4 Rotation Invariant Pattern Matching 9.5 Rotation and Scale Invariant Pattern Matching 9.6 Line Detection Using the ... Unary Point Set Operations In the following negation -X = {-x : x X} complementation supremum infimum choice function cardinality sup(X) (for finite point set X) inf(X) (for finite point set...

Ngày tải lên: 28/03/2014, 14:20

... and contains edges present either in G or in G but not in both Called also ring sum Where \ is the set minus operation and is interpreted as removing elements from X that are in Y Multiresolution ... sampling points can be represented explicitly, too: in this case the sampling grid is represented by a graph consisting of vertices corresponding to the sampling points and of edges connecting ... spanning tree of graph G is a tree of G containing all the vertices of G Edges of the spanning tree are called branches The tree containing all vertices, and only those edges not in the spanning...

Ngày tải lên: 24/04/2014, 12:34

... challenging frontier for computer vision Research Issues on Learning in Computer Vision In recent years, there has been a surge of interest in developing machine learning techniques for computer vision ... machine learning techniques into computer vision applications An innovative combination of computer vision and machine learning techniques has the promise of advancing the field of computer vision, ... Research Issues on Learning in Computer Vision of learning processes in computer vision systems Many studies in machine learning assume that a careful trainer provides internal representations...

Ngày tải lên: 28/04/2014, 09:51

... under uncertainty computer vision sensors kinematics, dynamics, and elastic couplings fuzzy and geometric reasoning control engineering robot manipulators, assembly, MEMS, mobile robots, and humanoids ... in recent years As we can see, since Turing’s pioneering 1950 work on determining whether machines are intelligent, the development of computers for enhanced intelligence has undergone great ... prosecution under the German Copyright Law Springer is a part of Springer Science+Business Media springeronline.com © Springer-Verlag Berlin Heidelberg 2005 Printed in Germany The use of general descriptive...

Ngày tải lên: 28/04/2014, 09:53

... welcome! Rating: 4.8/5 (12 votes cast) Posted in Artificial Intelligence (http://tkgospodinov.com/category/artificial-intelligence/) by TK at September 23rd, 2010 Tags: AI (http://tkgospodinov.com/tag/ai/) ... Image (http://tkgospodinov.com/tag/image/) , Image Processing (http://tkgospodinov.com/tag/image-processing/) , JavaCV (http://tkgospodinov.com/tag/javacv/) , JNI (http://tkgospodinov.com/tag/jni/) ... (http://tkgospodinov.com/tag/ai/) , Artificial Intelligence (http://tkgospodinov.com/tag/artificial-intelligence/) , Face (http://tkgospodinov.com/tag/face/) , Face Detection (http://tkgospodinov.com/tag/face-detection/)...

Ngày tải lên: 28/04/2014, 15:47

... us the inspiration for discussing the role of color in art, in life, and eventually in computer vision There, we decided to something about the lack of textbooks on color in computer vision We ... including those in industry, interested in the topic of color and computer vision A prerequisite is a basic knowledge of image processing and computer vision Further, a general background in mathematics ... during training, features are extracted and objects/scenes are learned offline by giving examples of different concepts (e.g., people, buildings, mountains) as the input to a learning system (in...

Ngày tải lên: 05/06/2014, 12:04

... with incomplete spinal cord injury participated more actively and with larger kinematic variability in patient -cooperative robot- aided gait training than in non -cooperative, position-controlled robot- aided ... the average strides were broken up into seven phases (initial loading, mid stance, terminal stance, pre-swing, initial swing, mid swing, terminal swing) according to Perry [46] The root mean square ... lowest impedance settings they use during clinical trainings on a regular basis Interestingly, it appears that the remaining temporal guidance (Fig 3, right) in this compliant control mode still...

Ngày tải lên: 19/06/2014, 08:20

... unilateral SINR increase in even time slot, and the capacity of a relay user is confined by the minimum SINR of the two kinds of time slots To get the balance in the two slots, the introduction ... c+d SINRn (2)(t − 1) k,m + SINRn (2)(t − 1) k,m + c+d · SINRn (2)(t − 1) k,m SINRn (2)(t) − SINRn (2)(t − 1) k,m k,m + SINRn (2)(t) + SINRn (2)(t − 1) k,m k,m + SINRn (2)(t − 1) k,m c+d SINRn ... analyzed in Section Finally, concluding remarks in Section end the article System model We consider a multi- cell cooperative OFDMA scenario In each cell, there is one base station, multiple users...

Ngày tải lên: 20/06/2014, 22:20

... (2009) 8 Mobile Robots – Control Architectures, Bio-Interfacing, Navigation, Multi Robot Motion Planning and Operator Training Will-be-set-by -IN- TECH Control systems of mobile robots Control system ... remotely controlled robots dedicated to the inspection-intervention tasks They are: • heavy inspection - intervention robots; • medium inspection - intervention robots; • lightweight inspection - intervention ... Autonomous mobile robots used in research • miniature inspection robots Inspection - intervention robots, depending on the application, differ not only in dimensions, but also equipment, including the...

Ngày tải lên: 27/06/2014, 00:20

... computer vision algorithms in succinct algebraic form For instance, in certain interpolation schemes it becomes necessary to switch from points with real-valued coordinates (floating point coordinates) ... Introduction 9.2 Pattern Matching Using Correlation 9.3 Pattern Matching in the Frequency Domain 9.4 Rotation Invariant Pattern Matching 9.5 Rotation and Scale Invariant Pattern Matching Table of Contents ... and t , the left multiplicative maximum is defined by a t For a and t , the right multiplicative minimum is defined by t a For a and t , the left multiplicative minimum is defined by Neighborhoods...

Ngày tải lên: 10/08/2014, 02:21

... Unary Point Set Operations In the following negation -X = {-x : x X} complementation supremum infimum choice function cardinality sup(X) (for finite point set X) inf(X) (for finite point set ... changes an -valued image into a -valued image f(a) Taking the same viewpoint, but using a function f between spatial domains instead, provides a scheme for realizing naturally induced operations for ... others in digital image processing These are the set of integers, real numbers (floating point numbers), the complex numbers, binary numbers of fixed length k, the extended real numbers (which include...

Ngày tải lên: 10/08/2014, 02:21

... templates as well Any binary ³ on induces a binary operation (again denoted by ³) on as follows: for each pair the induced operation s³t is defined in terms of the induced binary image operation ... and the corresponding template operations discussed in the preceding section A recursive template is defined in terms of a regular template from some point set X to another point set Y with some ... and , then is defined by For and , is defined by The operations of the recursive additive minimum and multiplicative minimum ( in the same straightforward fashion and ) are defined Recursive additive...

Ngày tải lên: 10/08/2014, 02:21

... corresponding pixels line up correctly 2.3 Local Averaging Local averaging smooths an image by reducing the variation in intensities locally This is done by replacing the intensity level at a point ... Averaging Variable local averaging smooths an image by reducing the variation in intensities locally This is done by replacing the intensity level at a point by the average of the intensities in ... smoothing technique that causes minimal edge blurring However, it will remove isolated spikes and may destroy fine lines [1, 2, 6] The technique involves replacing the pixel value at each point in...

Ngày tải lên: 10/08/2014, 02:21

... define spatial functions f1, f2, f3, f4 on Next construct the point set and define by For a point with integral first coordinate, t can be pictured as follows: as follows: and for a point with integral ... of edge points shown in Figure 3.12.1 below Figure 3.12.1 The effect of applying f to a set of edge points Comments and Observations Crack edge finding can be used to find edges using a variety ... in Y to the point (2y1, 2y2) In such a case, the domain of the crack edge image does not cover a rectangular subset of coordinates are missing , all points involving two odd or two even is to...

Ngày tải lên: 10/08/2014, 02:21

... constraints In order to incorporate the constraints (i), (ii), and (iii) into the process, we define two step functions s1 and s2 by and Redefining g by where for k = 1, …, n - 1, results in a ... integral points in the rectangle described by corner points s, t, u, and v as follows: Let If card(Y) = 0, the line segment joining p and q defines the boundary between p and q, and our work is finished ... elements and the noise levels in the image are low It could be used for filling in gaps left by an edge detecting-thresholding-thinning operation Difficulties arise in the use of this technique...

Ngày tải lên: 10/08/2014, 02:21