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    • 1. 发明授权
    • Method and system for generic object detection using block features
    • 使用块特征的通用对象检测的方法和系统
    • US08270671B1
    • 2012-09-18
    • US12380415
    • 2009-02-27
    • Swarup MedasaniRahul Shringarpure
    • Swarup MedasaniRahul Shringarpure
    • G06K9/00
    • G06K9/00986G06K9/4642G06K9/6202
    • Disclosed is a method and system for generic object detection using block-based feature computation and, more specifically, a method and system for massively parallel computation of object features sets according to an optimized clock-cycle matrix. The method uses an array of correlators to calculate block sums for each section of the image to be analyzed. A greedy heuristic scheduling algorithm is executed to produce an optimized clock cycle matrix such that overlapping features which use the same block sum do not attempt to access the block at the same time, thereby avoiding race memory conditions. The processing system can employ any of a variety of hardwired Very Large Scale Integration (VLSI) chips such as Field Programmable Gate Arrays (FPGAs), Digital Signal Processors (DSPs) and Application Specific Integrated Circuits (ASICs).
    • 公开了一种使用基于块的特征计算的通用对象检测的方法和系统,更具体地,涉及根据优化的时钟周期矩阵对对象特征集进行大规模并行计算的方法和系统。 该方法使用相关器阵列来计算待分析图像的每个部分的块和。 执行贪婪启发式调度算法以产生优化的时钟周期矩阵,使得使用相同块和的重叠特征不尝试同时访问块,从而避免竞态存储器条件。 处理系统可以采用各种硬连线超大规模集成(VLSI)芯片,例如现场可编程门阵列(FPGA),数字信号处理器(DSP)和专用集成电路(ASIC)。
    • 4. 发明申请
    • Graph-based cognitive swarms for object group recognition
    • 基于图的认知群体,用于对象组识别
    • US20070183670A1
    • 2007-08-09
    • US11433159
    • 2006-05-12
    • Yuri OwechkoSwarup Medasani
    • Yuri OwechkoSwarup Medasani
    • G06K9/62G06K9/46
    • G06K9/6292G06K9/00369G06K9/6229
    • An object recognition system is described that incorporates swarming classifiers. The swarming classifiers comprise a plurality of software agents configured to operate as a cooperative swarm to classify an object group in a domain. Each node N represents an object in the group having K object attributes. Each agent is assigned an initial velocity vector to explore a KN-dimensional solution space for solutions matching the agent's graph. Further, each agent is configured to search the solution space for an optimum solution. The agents keep track of their coordinates in the KN-dimensional solution space that are associated with an observed best solution (pbest) and a global best solution (gbest). The gbest is used to store the best solution among all agents which corresponds to a best graph among all agents. Each velocity vector thereafter changes towards pbest and gbest, allowing the cooperative swarm to classify of the object group.
    • 描述了包含群组分类器的对象识别系统。 群集分类器包括被配置为作为协作群进行操作以将域中的对象组分类的多个软件代理。 每个节点N表示具有K个对象属性的组中的对象。 为每个代理分配一个初始速度向量,以探索与代理图相匹配的解决方案的KN维解决方案空间。 此外,每个代理被配置为搜索解空间以获得最佳解决方案。 代理人跟踪与观察到的最佳解决方案(pbest)和全局最佳解决方案(gbest)相关联的KN维解决方案空间中的坐标。 gbest用于在所有代理之间存储对应于最佳图形的所有代理中的最佳解决方案。 其后每个速度矢量向pbest和gbest变化,允许协作群对目标群进行分类。
    • 5. 发明授权
    • Hierarchical video search and recognition system
    • 分层视频搜索和识别系统
    • US08874584B1
    • 2014-10-28
    • US12660320
    • 2010-02-24
    • Yang ChenSwarup MedasaniDavid L. AllenQin JiangYuri OwechkoTsai-Ching Lu
    • Yang ChenSwarup MedasaniDavid L. AllenQin JiangYuri OwechkoTsai-Ching Lu
    • G06F17/30
    • G06F17/30805G06F17/30811
    • Described is a system for content recognition, search, and retrieval in visual data. The system is configured to perform operations of receiving visual data as an input, processing the visual data, and extracting distinct activity-agnostic content descriptors from the visual data at each level of a hierarchical content descriptor module. The resulting content descriptors are then indexed with a hierarchical content indexing module, wherein each level of the content indexing module comprises a distinct set of indexed content descriptors. The visual data, generated content descriptors, and indexed content descriptors are then stored in a storage module. Finally, based on a content-based query by a user, the storage module is searched, and visual data containing the content of interest is retrieved and presented to the user. A method and computer program product for content recognition, search, and retrieval in visual data are also described.
    • 描述了用于视觉数据中的内容识别,搜索和检索的系统。 该系统被配置为执行接收视觉数据作为输入,处理可视数据以及从分层内容描述符模块的每个级别的视觉数据中提取不同的活动不可知内容描述符的操作。 所得到的内容描述符然后用分层内容索引模块进行索引,其中内容索引模块的每个级别包括不同的索引内容描述符集合。 然后将可视数据,生成的内容描述符和索引的内容描述符存储在存储模块中。 最后,基于用户的基于内容的查询,搜索存储模块,并且检索包含感兴趣内容的视觉数据并呈现给用户。 还描述了用于视觉数据中的内容识别,搜索和检索的方法和计算机程序产品。
    • 7. 发明授权
    • Vision-based method for rapid directed area search
    • 用于快速指导区域搜索的基于视觉的方法
    • US08437558B1
    • 2013-05-07
    • US12587642
    • 2009-10-08
    • Swarup MedasaniYuri Owechko
    • Swarup MedasaniYuri Owechko
    • G06K9/00G06K9/62G06K9/34
    • G06K9/6211G06K9/4671
    • Described is a system for rapid directed area search utilizing particle swarm optimization. The system first extracts salient regions from an input image. The system then detects regions of interest from the salient regions utilizing particle swarm optimization, wherein a swarm of software agents, or particles, cooperate to locate an objective function optima, or region of interest, in an image. A set of local feature descriptors are then extracted from the image, wherein a local feature descriptor corresponds to a neighborhood surrounding a point of interest in a region of interest in the image. Additionally, the set of local feature descriptors are clustered hierarchically into a database so that a closest match between a new input image and a stored image can be determined. Finally, the matching regions of the two images are registered to align matching regions to allow detection of changes between the images.
    • 描述了利用粒子群优化的快速定向区域搜索系统。 系统首先从输入图像中提取突出区域。 系统然后使用粒子群优化来检测来自显着区域的感兴趣区域,其中,一组软件代理或粒子协作以在图像中定位目标函数最佳值或感兴趣区域。 然后从图像中提取一组局部特征描述符,其中局部特征描述符对应于围绕图像中感兴趣区域中的兴趣点的邻域。 另外,本地特征描述符的集合被分层地分组成数据库,使得可以确定新的输入图像和存储的图像之间的最接近的匹配。 最后,两个图像的匹配区域被注册以对准匹配区域以允许检测图像之间的变化。
    • 8. 发明授权
    • Method and system for generic object detection using block features
    • 使用块特征的通用对象检测的方法和系统
    • US08433098B1
    • 2013-04-30
    • US13535098
    • 2012-06-27
    • Swarup MedasaniRahul Shringarpure
    • Swarup MedasaniRahul Shringarpure
    • G06K9/00
    • G06K9/00986G06K9/4642G06K9/6202
    • Disclosed is a method and system for generic object detection using block-based feature computation and, more specifically, a method and system for massively parallel computation of object features sets according to an optimized clock-cycle matrix. The method uses an array of correlators to calculate block sums for each section of the image to be analyzed. A greedy heuristic scheduling algorithm is executed to produce an optimized clock cycle matrix such that overlapping features which use the same block sum do not attempt to access the block at the same time, thereby avoiding race memory conditions. The processing system can employ any of a variety of hardwired Very Large Scale Integration (VLSI) chips such as Field Programmable Gate Arrays (FPGAs), Digital Signal Processors (DSPs) and Application Specific Integrated Circuits (ASICs).
    • 公开了一种使用基于块的特征计算的通用对象检测的方法和系统,更具体地,涉及根据优化的时钟周期矩阵对对象特征集进行大规模并行计算的方法和系统。 该方法使用相关器阵列来计算待分析图像的每个部分的块和。 执行贪婪启发式调度算法以产生优化的时钟周期矩阵,使得使用相同块和的重叠特征不尝试同时访问块,从而避免竞态存储器条件。 处理系统可以采用各种硬连线超大规模集成(VLSI)芯片,例如现场可编程门阵列(FPGA),数字信号处理器(DSP)和专用集成电路(ASIC)。
    • 9. 发明授权
    • System for anomaly detection using sub-space analysis
    • 使用子空间分析的异常检测系统
    • US08116575B1
    • 2012-02-14
    • US12072697
    • 2008-02-26
    • Payam SaisanYuri OwechkoSwarup Medasani
    • Payam SaisanYuri OwechkoSwarup Medasani
    • G06K9/62G06K9/46G06T11/20G01N33/48A61B5/00
    • A61B5/1077A61B5/1176G06K9/00288G06K9/6247G06K9/6284
    • Described is a system for anomaly detection to detect an anomalous object in an image, such as a concealed object beneath a person's clothing. The system is configured to generate a subspace model for a normal class using training images. The normal class represents normal objects in a common class. The system receives a novel image having an object in the common class. A set of geometric landmarks are identified in the object in the novel image for use in registering the image. The novel image is registered by warping the image so that the geometric landmarks coincide in the novel image and the training images, resulting in a warped novel image having an object. Thereafter, the system determines if the object in the warped novel image is anomalous by measuring the distance of the warped novel image from the subspace model. Finally, if anomalous, an operator is notified accordingly.
    • 描述了用于异常检测的系统,用于检测图像中的异常物体,例如人的衣服下方的隐藏物体。 该系统被配置为使用训练图像为正常类生成子空间模型。 普通类表示普通类中的普通对象。 该系统接收具有公共类中的对象的新颖图像。 在新颖图像中的对象中识别一组几何地标,以用于注册图像。 通过使图像变形来记录新颖图像,使得新颖图像和训练图像中的几何标记重合,导致具有物体的翘曲的新颖图像。 此后,系统通过测量翘曲的新颖图像与子空间模型的距离来确定翘曲的新颖图像中的对象是否是异常的。 最后,如果异常,则相应地通知操作员。
    • 10. 发明授权
    • Object recognition system incorporating swarming domain classifiers
    • 包含群体域分类器的对象识别系统
    • US07636700B2
    • 2009-12-22
    • US10918336
    • 2004-08-14
    • Yuri OwechkoSwarup Medasani
    • Yuri OwechkoSwarup Medasani
    • G06F17/00G06N5/02G06K9/00G06K9/34G06K9/62
    • G06N5/043G06K9/00369G06K9/6229
    • The present invention relates to a system, method, and computer program product for recognition objects in a domain which combines feature-based object classification with efficient search mechanisms based on swarm intelligence. The present invention utilizes a particle swarm optimization (PSO) algorithm and a possibilistic particle swarm optimization algorithm (PPSO), which are effective for optimization of a wide range of functions. PSO searches a multi-dimensional solution space using a population of “software agents” in which each software agent has its own velocity vector. PPSO allows different groups of software agents (i.e., particles) to work together with different temporary search goals that change in different phases of the algorithm. Each agent is a self-contained classifier that interacts and cooperates with other classifier agents to optimize the classifier confidence level. By performing this optimization, the swarm simultaneously finds objects in the scene, determines their size, and optimizes the classifier parameters.
    • 本发明涉及用于识别域中的对象的系统,方法和计算机程序产品,其中基于特征的对象分类与基于群体智能的有效搜索机制相结合。 本发明利用粒子群优化(PSO)算法和可能的粒子群优化算法(PPSO),这对于优化广泛的功能是有效的。 PSO使用大量“软件代理”搜索多维解决方案空间,其中每个软件代理具有其自己的速度向量。 PPSO允许不同组的软件代理(即,粒子)与在算法的不同阶段中改变的不同临时搜索目标协同工作。 每个代理是一个自包含的分类器,与其他分类器代理进行交互和协作,以优化分类器置信水平。 通过执行此优化,群同时查找场景中的对象,确定其大小,并优化分类器参数。