model­based head and facial motion tracking

... right x1 and x2 corresponds to unphosphorylated and phosphorylated IR, respectively, and x3 and x4 corresponds to internalized phosphorylated and dephosphorylated IR, respectively FEBS Journal ... time t, and f and g are vectors of smooth nonlinear functions The symbol u denotes the external input to the system The inputs may be time-varying, and can for example correspond to a ligand concentration ... nonlinear model structures Mf and Mg with respect to a limited data set can essentially be summarized as [38,44]: p (a) Fit models Mf and Mg to obtain parameters bf and bg , and calculate the observed...

Ngày tải lên: 23/03/2014, 06:20

... with different coenzyme specificities 1N and 2N indicate and transmembrane segments N-terminally of the coenzyme binding site Similarly, 1C and 2C denote and transmembrane segments C-terminally ... protein with coenzyme binding of the Rossmann type, and predicts the coenzyme specificity The method is applied to all eukaryotic and archaeal genomes and a representative set of bacterial genomes 600 ... FEBS Y Kallberg and B Persson Prediction of coenzyme specificity coenzyme binding proteins than the others (655 and 646, respectively), but given the size of their genomes ($61 000 and $53 000) the...

Ngày tải lên: 23/03/2014, 10:21

... patience, encouragement and tremendous help offered I am grateful for his trust and belief in me I am thankful to Prof Teoh Swee Hin for his advice and assistance I thank all the staff and research scholars ... cylindrical region, is defined The respective means and variances for bone and non-bone inside the corresponding region and similarly are calculated and used to classify all the voxels The entire ... artificial intelligence and robotics 2.1.1 Simulation and Planning A surgical plan in reconstructive surgery needs information of the shape, symmetry, dimension, and function of hard and soft tissue...

Ngày tải lên: 14/09/2015, 14:01

... to bottom in the image without head, and define the length of head: lenhead = yhighest − yh Here, we assume the ratio of length of the torso and the leg is : 6, and define the length of torso as ... I.-C Chang and C.-L Huang, “The model-based human body motion analysis system,” Image and Vision Computing, vol 18, no 14, pp 1067–1083, 2000 [23] M Brand and V Kettnaker, “Discovery and segmentation ... )/2 MOTION PARAMETERS ESTIMATION There are 25 motion parameters (22 angular parameters and position parameters) for describing human body motion Here, we assume that three rotation angles of head...

Ngày tải lên: 23/06/2014, 01:20

... human emotion It is one of the most important carriers of human emotion, and it is a significant way for understanding human emotion It can provide sensitive and meaningful cues about emotional ... permanent and transient facial features [30] Multistate 12 1.1 Facial Expression Recognition Methods facial component models such as lips and eyes are proposed for tracking Template matching and neural ... on the FACS model [34] The motion of the head and facial expressions is estimated in model-based facial image coding An algorithm for recovering rigid and nonrigid motion of the face was derived...

Ngày tải lên: 06/10/2015, 20:43

... bone's 3D position and orientation (determined from the model-based tracking and dynamic RSA results) and anatomical axes determined from the CT bone model Specifically, patellar motion was quantified ... Surgery and Research 2008, 3:38 phase contrast MRI for measuring joint motion [30,31] These data indicated average absolute tracking errors of less than ± 0.7 mm for in-plane motions, and slightly ... rotations on patellar tracking and patello-femoral contact areas J Biomed Eng 1992, 14:329-343 Chew JT, Stewart NJ, Hanssen AD, Luo ZP, Rand JA, An KN: Differences in patellar tracking and knee kinematics...

Ngày tải lên: 20/06/2014, 01:20

... estimated with the use of a robust motion estimation technique proposed by Black and Anandan [31], between the successive frames I − and I Object Tracking in Clutter and Partial Occlusion 847 Based ... curves regions of the head, as shown clearly in Figures 17a1, 17b1, 17c1, and 17d1; and 17a2, 17b2, 17c2, and 17d2 The actual head contour of Figures 17a4, 17b4, 17c4, and 17d4 case is fairly ... O Avaro, and H Sanson, “Shape distances for contour tracking and motion estimation,” Pattern Recognition, vol 32, no 7, pp 1297–1306, 1999 [12] C Xu and J L Prince, “Snakes, shapes, and gradient...

Ngày tải lên: 23/06/2014, 01:20

Ngày tải lên: 26/01/2014, 07:20

... coordinator and an active programmer I also wish to thank Professor Knoll and Professor Gerhard Rigoll (Chair for Man–Machine Communication), for having initiated the Image-Based Tracking and Understanding ... association and fusion, Bayesian tracking, postprocessing, and visualization of the output • Track initiation/termination: detection and recognition methods for track initialization and termination ... and Uniform Scale / 267 B.1.3 Translation and Nonuniform Scale / 267 B.2 Parameterizing Rotations / 268 B.3 Poses with Rotation and Uniform Scale / 272 B.3.1 Similarity / 272 B.3.2 Rotation and...

Ngày tải lên: 17/02/2014, 23:20

... coordinator and an active programmer I also wish to thank Professor Knoll and Professor Gerhard Rigoll (Chair for Man–Machine Communication), for having initiated the Image-Based Tracking and Understanding ... association and fusion, Bayesian tracking, postprocessing, and visualization of the output • Track initiation/termination: detection and recognition methods for track initialization and termination ... and Uniform Scale / 267 B.1.3 Translation and Nonuniform Scale / 267 B.2 Parameterizing Rotations / 268 B.3 Poses with Rotation and Uniform Scale / 272 B.3.1 Similarity / 272 B.3.2 Rotation and...

Ngày tải lên: 20/02/2014, 02:20

... complete-links and complete-sequences, and then describe the reestimation algorithm based on them In the followings, ~ indicates inside probability and a, is for outside probability The superscripts, l and ... models for each partial training set, and tested the training and the test corpus entropies TRI and BI was trained by counting the occurrence of tri-grams and bi-grams respectively DEP was trained ... Computer Speech and Language, 5:237-257 S Lee and K Choi 1997 "Reestimation and Best-First Parsing Algorithm for Probabilistic Dependency Grammar" In WVLC-5, pages 11-21 M K McCandless 1994 "Automatic...

Ngày tải lên: 08/03/2014, 05:21

... shown in Tables and The columns 1, 2, and SU4 in the tables respectively refer to ROUGE-1, ROUGE-2, and ROUGE-SU4 In addition, rand100k refers to the randomized algorithm with 100,000 randomlygenerated ... 557–564 Pawan Deshpande, Regina Barzilay, and David Karger 2007 Randomized decoding for selection-andordering problems In Proceedings of the Human Language Technologies Conference and the North American ... Min-Yen Kan, and Long Qiu 2007 Document concept lattice for text understanding and summarization Information Processing and Management, 43(6):1643–1662 Eduard Hovy, Chin-Yew Lin, Liang Zhou, and Junichi...

Ngày tải lên: 17/03/2014, 22:20

... nd, and was superior to the at model for Query 4, 5, and However, our model was inferior to the at model for Query 14 and 15 Comparing our models, the number of relevant results using sc and ... of a query and the size of documents (Clarke et al., 1995) A Ranking Model for Structured Queries and Texts This section describes the denition of the relevance between a document and a structured ... C(A op B) C(A) + C(B) and when the operator op is Ê or Ă, the structure coefcient of the query A op B is: scAopB = C(A) C(A op B) C(A) where A and B are the queries and C(A) is the number of...

Ngày tải lên: 31/03/2014, 03:20

... 1.2-2c, and d) For example, in a fair coin toss, the outcomes of the first and second tosses are independent; the probability of the event of two heads in two tosses P (head, head) = P (head) P (head) ... Model for Tracking 302 Models for Tracking Resolved Objects 303 Object-Track Declaration 303 7.3 ASSOCIATION AND TRACKING USING SHANNON–EINSTEINIAN MFT (SE-CAT) 304 7.3.1 Association and Tracking ... Mining and Revenue Prediction 295 7.1.6 Summary of Section 7.1 296 7.2 ASSOCIATION AND TRACKING USING BAYESIAN MFT 7.2.1 Concurrent Association and Tracking (CAT) 297 7.2.2 Linear Model for Tracking...

Ngày tải lên: 03/04/2014, 12:09

... ì ì ể ì ệ ỉ ểềì ề ẹể é ấ ể ề ỉệ ề ẹể ề ỉ ề ẹể éỉ ỉ ìỉ é ỉệ ề ề éé é ểể ì é ểể ệ éì ỉ forehead forehead eyes eyes nose nose mouth mouth chin chin ệ ắẵ ề ì ề ềỉ í ìé ỉ ề ẹ é ỉệ ì è ệ ééể ỉ ề ... Deformable ỉ ỉỉ ệ ẵ ì ề ểéểệ ề Eye Region Template ì ì ểề ề Constraints Yes Head Detection No Eye Detection Face Tracking Best Face Selection Foregroround Regions Video Sequence Background Segmentation ... ệểẹ ỉ ệểẹ ỉ ỉ é ìỉ Training Training Face Face Pattern Pattern Video Sequence recognized YES Face Tracking NO Detection "Best Face" over time Faces Face Recognition new face Background Pattern Background...

Ngày tải lên: 24/04/2014, 14:09

... contributions TJC and CHC conceived the study design, carried out and coordinated immunohistochemical examinations of tumor specimens and data analysis, and drafted the manuscript CYC and HTT participated ... scale, adequate bone marrow, hepatic and renal function (creatinine clearance >60 ml/min), and a computed tomography or magnetic resonance image scan of the head and neck region within three weeks ... tissues were cut to mm and deparaffinized with xylene and rehydrated in a series of ethanol washes (100, 90, 80, and 70%) Slides were washed with phosphate-buffered saline (PBS) and treated with 3%...

Ngày tải lên: 18/06/2014, 19:20

... contributions TJC and CHC conceived the study design, carried out and coordinated immunohistochemical examinations of tumor specimens and data analysis, and drafted the manuscript CYC and HTT participated ... scale, adequate bone marrow, hepatic and renal function (creatinine clearance >60 ml/min), and a computed tomography or magnetic resonance image scan of the head and neck region within three weeks ... tissues were cut to mm and deparaffinized with xylene and rehydrated in a series of ethanol washes (100, 90, 80, and 70%) Slides were washed with phosphate-buffered saline (PBS) and treated with 3%...

Ngày tải lên: 20/06/2014, 03:20

... easily handle restricted areas, forests walls, etc In addition, one can precisely define areas where a person may stand and where not both in indoor and outdoor environments (2) where N x = Ny and ... between the true and estimated pedestrian positions were recorded and visualized for the two cases: with and without the use of our newly developed motion model Some results will be given and discussed ... for a motion model based on maps and related work Map matching is widespread used in navigation systems for vehicles and pedestrians Map matching [15,16] in general is the concept in which tracking...

Ngày tải lên: 21/06/2014, 01:20

... 3D MR imaging-based motion and deformation tracking technique, applicable to 3D deformation, is presented The validation method, based on marker tracking, was evaluated (and validated) using ... Netherlands) Cubic 0.5 mm voxels were used and the data was stored using the Digital Imaging and Communication in Medicine (DICOM) format Figures 1(a) and 1(b) show an example of an MR image and ... since this validation method is based on MR imaging, the marker tracking experiment and the MR imaging-based motion and deformation tracking can all be performed at the same time within the MR scanner...

Ngày tải lên: 21/06/2014, 19:20

... 10.7 cm, and 10.2 cm, respectively The total standard deviations of tracking errors of KF, PF, and RBPFSF are 6.1 cm, 5.7 cm, and 5.2 cm, respectively The errors of standard deviation of KF and PF ... average tracking errors of KF, PF, and RBPF-SF are 16.1 cm, 25.1 cm, and 15.3 cm, respectively The standard deviations of tracking errors of KF, PF, and RBPF-SF are 11.6 cm, 39.9 cm, and 11.1 ... total error, the average tracking errors of PF and RBPF are 31.4 cm and 28.3 cm, respectively (Table 4) The standard deviations of tracking errors of PF and RBPF are 26.1 cm and 22.6 cm, respectively...

Ngày tải lên: 21/06/2014, 20:20