Project Support for : Ph.D/M.E/M.Tech/B.E/B.Tech/MCA/Msc/BCA/Diplomo

Department : Computer Science/ Information Technology/ Electronics

Star Student Project


We summarize our Star Student Project vocabulary Boosting procedure in Algorithm Star Student Project. where denotes the Star Student Projectword is assigned to the server. Equivalently, Star Student Project we aim for a minimal-cost partition of a D-Node graph into subgraphs, based upon the Star Student Project visual word concurrence statistics, in which Star Student Project measures how uniform can partition local features extracted from a given query into these severs. Star Student Project While the real-world query is hard to obtain we will revisit the usage of user query logs latter in this section Star Student Project we leverage Star Student Project to learn vocabulary, where the distribution of Star Student Project server at the iteration is minimized 

Star Student Project


Yet in a more generic sense, Star Student Project the proposed solution to What to distribute Star Student Project can benefit both global indexing Star Student Project local indexing Based on our empirical study, Star Student Project we report that the global indexing outperforms the local indexing Star Student Project for the scalable search of over Star Student Project reference images. Likewise, topic models like pLSA and LDA Star Student Project can also group visual words into discrete subsets, which can be considered as Star Student Project another sort of vocabulary distribution strategy. The main difference lies in that topic models Star Student Project work on the word similarity rather than the word concurrence, the later of Star Student Project which is our focus.

Star Student Project


In this sense, the next boosted word Star Student Project depends on the set of the previously boosted words, as detailed Star Student Project in Section Buttcher and Clarke Star Student Project presented an alternative solution to prune document indices from the inverted indexing Star Student Project structures to achieve efficient retrieval on a single machine. In addition, Ntoulas and Cho Star Student Project gave the pruning policies for two-tiered inverted index with a theoretical guarantee Star Student Project about their correctness. Distributed Indexing for Scalable Information Star Student Project Retrieval: 

Star Student Project


So any server would not be assigned a large proportion Star Student Project of local features that could delay the process of entire search. Star Student Project Search latency can be largely reduced as multiple servers are fully involved to accomplish Star Student Project ranking. Meanwhile, the memory cost of inverted indexing in each seexing, there are two Star Student Project essential questions to be answered: What to distribute Star Student Project and How to distribute Star Student Project both are essential to parallel existing visual search schemes like Star Student Project to satisfy large-scale real-world applications:

Star Student Project


search, video copy detection and web image retrieval etc. In Star Student Project general, state-of-the-art visual search systems are Star Student Project built based upon a visual vocabulary model with an Star Student Project inverted indexing structure Star Student Project, which quantizes local features Star Student Project of query and reference images Star Student Project into visual words. Each reference image is then represented as a Bag-of-Words histogram and is invert Star Student Project indexed by quantized words of local features in the image. The Star Student Project Bag-of-Words representation provides good robustness against photographing variances in occlusion, viewpoint, illumination, Star Student Project scale and background. The problem of image Star Student Project search is then reformulated from a document Star Student Project retrieval perspective.

Star Student Project


Search Accuracy vs. Lossy Distribution: Star Student Project shows the search accuracy distortion with respect to the vocabulary Star Student Project compression rate in lossy distribution. Star Student Project shows the gain of time saving. The search accuracy is measured by mAP, Star Student Project and the lossy distribution is measured by the vocabulary Star Student Project size, as shown in the subfigures of Star Student Project In both Oxford Buildings and 10-Million Landmarks, we have achieved comparable Star Student Project mAP with less than Star Student Project visual words.

Star Student Project


Visual Word Concurrence: We first validate the motivation Star Student Project of our concurrence based visual word distribution scheme. This fact demonstrates that the straightforward solution Star Student Project Method Star Student Project cannot work well in our application scenario. Star Student Project shows the visual word concurrence in UKBench. The left to right subfigures Star Student Project show the cases of different vocabulary sizes from Star Student Project The visual word concurrence matrix at different vocabulary sizes in the UKBench dataset. Each subfigure is a Star Student Project co-occurrence table, with hierarchical levels to produce Star Student Project words red-blue: maximal-minimal concurrence, best view in color Star Student Project . It is obvious that visual words are highly concurrent and do not show Star Student Project a uniform distribution with the increasing number Star Student Project of words The less heat colors are due to the effect of normalized distribution Star Student Project over more visual words