[PDF] Top 20 Center of Mass-Based Adaptive Fast Block Motion Estimation

... fixed block size, such that the deterioration percentage comparison re- sults in negative ...the block or ...BITCEM-based adaptive BMA with vari- able block size technique effectively ... See full document

... perform block motion estimation in video coding. Based on the observa- tions that global minimum distribution is centralized in real- world video sequences and that the shape and size of the ... See full document

... Fast motion estimation algorithms have been developed to reduce the heavy computational cost of the full search block matching algorithm, such as diamond search [3], MVFAST [4], PMVFAST [5], ... See full document

... for estimation the motion vectors takes about tens of ...Later fast algorithms for searching are developed to evaluate motion estimation on real-time video ...[17]. Block ... See full document

... the Adaptive Rood Pattern Search (ARPS ...search center, and refine the search around the best matching ...techniques based on the SAD threshold values are used to reduce the computation ...search ... See full document

... accurate motion estimation. From this notion, we divide the Motion Activity Field (MAF) into three categories: small MAF, medium MAF, and high ...size block matching (VSBM), the blocks have ... See full document

... for motion estimation algorithm based on block matching is ...each block of a ...the motion vectors of blocks are used. Based on this, the matched block is chosen ... See full document

... first motion vectors for each pair of video frames are predicted using motion ...Then motion smoothening is used to filter the estimated noisy (unwanted) motion vectors to generate stabilized ... See full document

... search center is predicted with the proposed technique, there is high probability that it lies near the global ...in block based gradient descent search (BBGDS) ...is based on the comparative ... See full document

... of Motion Picture and Television Engineers (SMPTE) Standard 421M, commonly known as VC-1, is a state-of-the-art video compression format that provides highly competitive video quality, from very low through very ... See full document

... Having identied what appears to be a limitation of the Solaris thread scheduler when faced with multiple short-lived threads, it seems that using method (4) is the only way to guarantee high CPU utilisation. Using as ... See full document

... The Figure 2 shows the screenshot of full search algorithm. Here “Foreman” image sequence is used and search range is 7. We have taken image01 and image02- two frames from “Foreman” image sequence. The black window shows ... See full document

... frames based on motion vectors and discrete wavelet transform ...watermark block is embedded several times in each selected video frame at different ...The block-based motion ... See full document

... new fast full search motion estimation algorithm is able to achieve a reduction of the computations up to 84% of the SEA, 27% of the MSEA and 15% of the FGSE ...new fast full search ... See full document

... obtained based on prior estimation, and the identification vector  is constantly changed through the iterative process until the cost function J is ... See full document

... FS, other algorithms enhance search efficiency in a certain extent with dramatically diminishing computation. However, these ME module are more suitable for application in estimating big range motion vector ... See full document

... camera motion. The hardware-based stabilizers are generally expensive and lack the kind of compactness that is crucial for today’s consumer electronic devices ... See full document

... scheme, motion estimation is required to be conducted in the wavelet ...that motion is estimated ...a fast motion search method that significantly reduces computational complexity to as ... See full document

... (JPEG). Prediction error will have smaller energy than the original pixel values and can be coded with fewer bits. While those regions that cannot be predicted well will be coded directly using DCT that based in ... See full document

... macro block with another is based on the output of a cost ...macro block that results in the least cost is the one that matches the closest to current ...for block matching is to use the full ... See full document