搜索结果: 1-15 共查到“计算机科学技术 An Improved”相关记录15条 . 查询时间(0.14 秒)
Pseudorandom Generators from Regular One-way Functions: New Constructions with Improved Parameters
Foundations Pseudorandom Generators One-way Functions Randomized Iterate
2016/1/23
We revisit the problem of basing pseudorandom generators on regular one-way functions, and present the following constructions.
Semantic Information Extraction for Improved Word Embeddings
Semantic Information Extraction Improved Word Embeddings
2016/1/22
Word embeddings have recently proven useful in a number of different applications that deal with natural language. Such embeddings suc-cinctly reflect semantic similarities between words based on thei...
Improved Efficiency for CCA-Secure Cryptosystems Built Using Identity Based Encryption
Cryptosystems Built Identity Based Encryption
2015/8/5
Recently, Canetti, Halevi, and Katz showed a general method for constructing CCA-secure encryption from identity-based encryption in the standard model. We improve the efficiency of their construction...
Algebraic pseudorandom functions with improved efficiency from the augmented cascade
improved efficiency pseudorandom functions
2015/8/5
We construct an algebraic pseudorandom function (PRF) that is more efficient than the classic Naor-Reingold algebraic PRF. Our PRF is the result of adapting the cascade construction, which is the basi...
An Improved Neural Architecture for Gaze Movement Control in Target Searching
An Improved Neural Architecture Gaze Movement
2013/7/24
This paper presents an improved neural architecture for gaze movement control in target searching. Compared with the four-layer neural structure proposed in [14], a new movement coding neuron layer...
基于KFCM和改进分水岭算法的猪肉背最长肌分割技术（Segmentation of Pork Longissimus Dorsi Based on KFCM Clustering and Improved Watershed Algorithm）
无损检测 图像分割 猪肉
2010/1/28
提出一种利用核模糊C均值聚类（KFCM）和改进分水岭算法分割猪肉眼肌切面图像中背最长肌区域的方法。该算法对经中值滤波去噪后图像的R分量利用最大方差自适应阈值（OTSU）去除背景，再采用KFCM提取出肌肉组织，然后进行空洞填充，最后由改进的分水岭算法分割出背最长肌区域。利用该算法对采集的60幅猪肉眼肌图像进行处理，分割正确率为86.67%；与传统的形态学算法相比，该算法能真实、完整地恢复出背最长肌区...
基于改进Harris角点提取的摄像机神经网络标定技术（Neural Network Technique on Camera Calibration Based on Improved Harris Corner Extraction Method）
摄像机标定 神经网络 Harris角点
2009/9/11
以前馈型BP神经网络进行双目立体视觉系统的摄像机标定研究，基于Harris角点提取，提出了增加约束的改进方法，从而提高网络训练样本集的数据精度；探讨了神经网络的欠泛化、过泛化问题，综合运用归一化、提前终止等多种策略，进一步提高网络泛化能力，并与经典标定方法进行对比。试验结果表明，该方法能够获得较高的摄像机标定精度。
Accurate Parameter Estimation for an Articulatory Speech Synthesizer with an Improved Neural Network Mapping
Accurate Parameter Estimation Articulatory Speech Synthesizer Improved Neural Network Mapping
2009/7/27
Neural network (NN) applications have recently been employed to extract the parameters of an articulatory speech synthesizer from a given speech signal. Results from these attempts showed that a singl...
We want to present a solution with maximum performance from a web server,
in terms of services that the server provides. We do not always know what tools to use
or how to configure what we have in o...
IMPROVED LOW DELAY DISTRIBUTED VIDEO CODING
Distributed video coding side information quincunx pattern DPCM coding
2013/7/16
This paper proposes an image partition based approach to enhance side information quality in low delay distributed video coding (DVC). The proposed method employs a checkerboard pattern to group block...
An Auto-Regressive Model for Improved Low Delay Distributed Video Coding
AR, DVC side information geometric symmetric
2013/7/16
In this paper, an auto-regressive (AR) model is proposed to generate the side information for low-delay distributed video coding (DVC). The side information generation of current Wyner-Ziv (WZ) frame ...
New Computer Association Wily Customer Experience Manager 4.0 to Help Companies Optimize Web Applications for Improved End-User Experience
Web Applications
2007/5/24
ISLANDIA, N.Y., May 21, 2007 — CA (NYSE: CA) today announced CA Wily Customer Experience Manager (CEM) 4.0, a new version of its industry-leading product that enables organizations to measure and mana...
Improved FFSBM Algorithm and Its VLSI Architecture for AVS Video Standard
FFSBM Algorithm VLSI Architecture AVS Video Standard
2010/12/16
Improved FFSBM Algorithm and Its VLSI Architecture for AVS Video Standard.
Improved FFSBM Algorithm and Its VLSI Architecture for Variable Block Size Motion Estimation of H.264
FFSBM Algorithm VLSI Architecture Variable Block Size Motion Estimation
2010/12/15
The video coding standard H.264/AVC has adopted variable block size motion estimation to improve coding efficiency, which has brought heavy computation burden.The FFSBM (fast full search block matchin...
Improved Error Concealment Algorithms Based on H.264/AVC Non-normative Decoder
Improved Error Concealment Algorithms H.264/AVC Non-normative Decoder
2010/12/14
In this paper, we propose several improved error concealment (EC) algorithms based on the H.264/AVC non-normative decoder. The major differences are that motion compensated EC is introduced for intra ...