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US20120294536 PIXEL ANALYSIS AND FRAME ALIGNMENT FOR BACKGROUND FRAMES  
Background frames can be completed from a collection of frames having foreground objects that are partially obscuring the pixels comprising the background. The special offset of a pixel...
US20110123088 EXTRACTING PATIENT MOTION VECTORS FROM MARKER POSITIONS IN X-RAY IMAGES  
A method and a system for determining patient motion in an image. The method includes obtaining an image based on image data generated by a scanner during a scan. The image includes at least three...
US20120027295 KEY FRAMES EXTRACTION FOR VIDEO CONTENT ANALYSIS  
A method of extracting a key frame from a sequence of frames constituting a shot, each frame being constituted by a matrix of pixels, comprises: for each frame of the sequence of frames: computing...
US20120308143 Integrating feature extraction via local sequential embedding for automatic handwriting recognition  
Integrating features is disclosed, including: determining a value associated with a temporal feature for a point; determining a value associated with a spatial feature associated with the temporal...
US20140063236 METHOD AND SYSTEM FOR AUTOMATICALLY RECOGNIZING FACIAL EXPRESSIONS VIA ALGORITHMIC PERIOCULAR LOCALIZATION  
This disclosure provides a method and system for automatically recognizing facial expressions at variable resolutions of video. According to one exemplary method, facial expressions are detected,...
US20140037214 ADAPTIVE HIERARCHICAL CLUSTERING ALGORITHM  
Systems and methods for clustering a plurality of feature vectors. A hierarchical clustering algorithm is performed on the plurality of feature vectors to provide a plurality of clusters and a...
US20140056528 VECTORIZATION APPROACH TO ISOLATING LOCAL MAXIMA IN AN N-DIMENSIONAL DATASET  
Identification of maximum power scatters in an N-dimensional dataset generally requires two basic steps. The first step is to identify the max power scatters of the dataset and the second step...
US20120328199 METHOD FOR DETECTING FACIAL FEATURES  
A method for detecting facial feature is provided. Concerned points and concerned areas are extracted from a captured image, and an area which is considered to highly possibly include a facial...
US20090290800 Cortex-Like Learning Machine for Temporal and Hierarchical Pattern Recognition  
A cortex-like learning machine, called a probabilistic associative memory (PAM), is disclosed for recognizing spatial and temporal patterns. A PAM is usually a multilayer or recurrent network of...
US20120119984 HAND POSE RECOGNITION  
Hand pose recognition comprises determining an initial hand pose estimate for a captured input hand pose and performing iterations based upon hand pose estimates and residues between such...
US20150063706 ALIGNMENT OF START AND END OF DASHED CURVES  
Disclosed is a computer-implemented method of vectorizing a curve. The method determines a reference point distanced from the curve and a first point on the curve associated with the reference...
US20120093419 Continuous Edge And Detail Mapping Using A Weighted Monotony Measurement  
In an embodiment, a device comprises a plurality of elements configured to apply a filter to multiple groups of pixels in a neighborhood of pixels surrounding a particular pixel to generate a...
US20110280478 OBJECT MONITORING SYSTEM AND METHOD  
An object monitoring system and method identify a foreground object from a current frame of a video stream of a monitored area. The monitoring system marks foreground pixels of the foreground...
US20150199557 Systems and Methods for Refining Building Alignment in an Aerial Image  
Systems, apparatuses, and methods are provided for refining building alignment in an aerial image. At least one candidate shifting vector and matching score value are determined for a local...
US20120057761 THREE DIMENSIONAL HUMAN POSE RECOGNITION METHOD AND APPARATUS  
The present invention discloses a three dimensional human pose recognition method and apparatus, where the three dimensional human pose recognition method includes steps of: a three dimensional...
US20140241635 SCREENSHOT ORIENTATION DETECTION  
A method and/or system for screenshot orientation detection may include performing an initial optical character recognition (OCR) and/or an initial face recognition technique on a screenshot of an...
US20150169979 TRAJECTORY MODELING APPARATUS AND METHOD BASED ON TRAJECTORY TRANSFORMATION  
Provided is a trajectory modeling apparatus and method based on trajectory transformation which models a trajectory and compares a trajectory of an object and the modeled trajectory. The...
US20130208986 CHARACTER RECOGNITION  
Systems and methods for character recognition by performing lateral view-based analysis on the character data and generating a feature vector based on the lateral view-based analysis.
US20150170350 Method And Apparatus For Estimating Motion Homogeneity For Video Quality Assessment  
When a scene moves homogeneously or fast, human eyes become sensitive to freezing artifacts. To measure the strength of motion homogeneity, a panning homogeneity parameter is estimated to account...
US20130022276 MOTION ESTIMATION METHOD  
A motion estimation method is provided, which includes following steps: dividing a first frame to be estimated into a plurality of area units, in which each of the area units includes a plurality...
US20150227818 METHODS FOR COMPARING A FIRST MARKER, SUCH AS FINGERPRINT, WITH A SECOND MARKER OF THE SAME TYPE TO ESTABLISH A MATCH BETWEEN THE FIRST MARKER AND SECOND MARKER  
A method of comparing a first representation of an identifier with a second representation of an identifier, for instance two fingerprints is provided. The method includes selecting a plurality of...
US20120148149 VIDEO KEY FRAME EXTRACTION USING SPARSE REPRESENTATION  
A method for identifying a set of key frames from a video sequence including a time sequence of video frames, comprising: extracting a feature vector for each video frame in a set of video frames...
US20130243336 METHOD FOR CODING AND RECONSTRUCTING A PIXEL BLOCK AND CORRESPONDING DEVICES  
A method for coding a block of pixels is described. The coding method comprises: determining a prediction block for the pixel block from a motion vector;calculating a residue between the pixel...
US20110129145 DETECTING FACIAL SIMILARITY BASED ON HUMAN PERCEPTION OF FACIAL SIMILARITY  
Similar faces may be determined within images based on human perception of facial similarity. The user may provide an image including a query face to which the user wishes to find faces that are...
US20130077871 Methods and Apparatus for Determining Quantization Parameter Predictors from a Plurality of Neighboring Quantization Parameters  
Methods and apparatus are provided for determining quantization parameter predictors from a plurality of neighboring quantization parameters. An apparatus includes an encoder for encoding image...
US20140044359 Landmark Detection in Digital Images  
Techniques are disclosed for generating landmark models based on exemplar portions of images (“patches”) that are known to include the target landmark (forming a “positive” set of landmark...
US20130251269 METHOD AND DEVICE FOR FINDING NEAREST NEIGHBOR  
The present invention relates to a method and a device for finding nearest neighbor. In particular, it relates to a sorting, searching and matching multiple dimensional data, such as vectors, in...
US20140099029 Face Age-Estimation and Methods, Systems, and Software Therefor  
Age-estimation of a face of an individual is represented in image data. In one embodiment, age-estimation techniques involves combining a Contourlet Appearance Model (CAM) for facial-age feature...
US20140321755 LOCAL FEATURE DESCRIPTOR EXTRACTING APPARATUS, METHOD FOR EXTRACTING LOCAL FEATURE DESCRIPTOR, AND PROGRAM  
The size of a feature descriptor is reduced with the accuracy of object identification maintained. A local feature descriptor extracting apparatus includes a feature point detecting unit...
US20120237129 Methods and Apparatus for Providing a Scalable Identification of Digital Video Sequences  
Scaleable video sequence processing with various filtering rules is applied to extract dominant features, and generate unique set of signatures based on video content. Video sequence structuring...
US20130142437 Pose Estimation  
In a pose estimation for estimating the pose of an object of pose estimation with respect to a reference surface that serves as a reference for estimating a pose, a data processing device:...
US20130142436 Pose Estimation  
In a pose estimation for estimating the pose of an object of pose estimation with respect to a reference surface that serves as a reference for estimating a pose, a data processing device:...
US20110026812 OBJECT DETECTION APPARATUS  
In order to improve object detection precision, an object detection apparatus includes a posterior probability calculation portion utilizing an occurrence probability of a background and a...
US20140341474 MOTION STABILIZATION AND DETECTION OF ARTICULATED OBJECTS  
The techniques and systems described herein are directed to isolating part-centric motion in a visual scene and stabilizing (e.g., removing) motion in the visual scene that is associated with...
US20120219213 Embedded Optical Flow Features  
Aspects of the present invention include systems and methods for generating an optical flow-based feature. In embodiments, to extract an optical flow feature, the optical flow at sparse interest...
US20110274359 TIME SEGMENT REPRESENTATIVE FEATURE VECTOR GENERATION DEVICE  
The time segment representative feature vector generation device includes an intra-time segment feature vector group selection means for selecting, for each time segment and from a feature vector...
US20140037215 IDENTIFYING KEY FRAMES USING GROUP SPARSITY ANALYSIS  
A method for identifying a set of key video frames from a video sequence comprising extracting feature vectors for each video frame and applying a group sparsity algorithm to represent the feature...
US20150161450 IDENTIFYING SCENE BOUNDARIES USING GROUP SPARSITY ANALYSIS  
A method for identifying a set of key video frames from a video sequence comprising extracting feature vectors for each video frame and applying a group sparsity algorithm to represent the feature...
US20140037216 IDENTIFYING SCENE BOUNDARIES USING GROUP SPARSITY ANALYSIS  
A method for identifying a set of key video frames from a video sequence comprising extracting feature vectors for each video frame and applying a group sparsity algorithm to represent the feature...
US20120169890 MOTION ESTIMATION IN IMAGING SYSTEMS  
Motion estimation systems and methods are disclosed. An apparatus may include a processing unit to acquire video images and to arrange the video images into a plurality of sequential video frames,...
US20150049953 EMOTION AND APPEARANCE BASED SPATIOTEMPORAL GRAPHICS SYSTEMS AND METHODS  
A computer-implemented method of mapping. The method includes analyzing images of faces in a plurality of pictures to generate content vectors, obtaining information regarding one or more vector...
US20140133760 RASTER TO VECTOR MAP CONVERSION  
A computer-implemented method for converting a raster image map to a vector image map includes receiving an electronic raster image that shows an indoor map of a building structure. The method...
US20130051624 MOVING OBJECT DETECTION APPARATUS AND MOVING OBJECT DETECTION METHOD  
A moving object detection apparatus includes: a trajectory calculating unit which calculates a plurality of trajectories for each image subset; a subclass classification unit which classifies the...
US20140355880 IMAGE RETRIEVAL AND AUTHENTICATION USING ENHANCED EXPECTATION MAXIMIZATION (EEM)  
Technologies are generally presented for employing enhanced expectation maximization (EEM) in image retrieval and authentication. Using uniform distribution as initial condition, the EEM may...
US20100086215 Automated Facial Action Coding System  
An automatic facial action coding system and method can include processing an image to identify a face in the image, to detect and align one or more facial features shown in the image, and to...
US20120237117 OPTIMAL GRADIENT PURSUIT FOR IMAGE ALIGNMENT  
A method for image alignment is disclosed. In one embodiment, the method includes acquiring a facial image of a person and using a discriminative face alignment model to fit a generic facial mesh...
US20110280487 IMAGE SIGNATURE EXTRACTION DEVICE  
The image signature extraction device includes a first feature extraction means for extracting, from an image, first features corresponding to the respective dimensions of a feature vector; a...
US20140119655 DEVICE AND METHOD FOR ESTIMATING HEAD POSE  
Provided is a device and method for estimating a head pose which may obtain an excellent head pose recognition result free from the influence of an illumination change, the device including a head...
US20140301636 AUTOMATED FACIAL ACTION CODING SYSTEM  
An automatic facial action coding system and method can include processing an image to identify a face in the image, to detect and align one or more facial features shown in the image, and to...
US20110279685 METHOD AND SYSTEM FOR AUTOMATIC OBJECTS LOCALIZATION  
A method for automatic localization of objects in a mask. The method includes building a dictionary of atoms, wherein each atom models the presence of one object at one location and iteratively...

Matches 1 - 50 out of 210 1 2 3 4 5 >