14 Result(s)
within
Computer Science
Information Storage and Retrieval
**ngli Li
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Article
AKUPP: attention-enhanced joint propagation of knowledge and user preference for recommendation systems
As knowledge graphs have attracted enormous attention from researchers, much effort has been invested in recommendation systems to mine user preferences effectively. In particular, knowledge graphs, which conv...
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Article
A learned index for approximate kNN queries in high-dimensional spaces
Approximate k-Nearest Neighbor (kNN) search in high-dimensional spaces is a fundamental problem in computer systems and applications. However, traditional indexes for kNN search do not scale gracefully to mass...
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Chapter and Conference Paper
Generalizing Deep Models for Ultrasound Image Segmentation
Deep models are subject to performance drop when encountering appearance discrepancy, even on congeneric corpus in which objects share the similar structure but only differ slightly in appearance. This perform...
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Chapter and Conference Paper
Entity Resolution in Big Data Era: Challenges and Applications
Entity resolution plays an important role in many fields. Due to its importance, it has been widely studied. However, in big data era, entity resolution brings new challenges including high scalability, coexis...
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Chapter and Conference Paper
A Fast Granular Method for Classifying Incomplete Inconsistent Data
Today extracting knowledge from “inferior quality” data that is characterized by incompleteness and inconsistency is an unavoidable and challenging topic in the field of data mining. In this paper, we propose ...
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Article
An entropy-based social network community detecting method and its application to scientometrics
Community structure is one of the important properties of social networks in general and in particular the citation networks in the field of scientometrics. A majority of existing methods are not proper for de...
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Article
Cext-N index: a network node centrality measure for collaborative relationship distribution
This paper focuses on methods to study the distribution of an author’s collaborative relationships among different communities in co-authorship networks. Based on the index of extensity centrality, we propose ...
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Article
Solving non-negative matrix factorization by alternating least squares with a modified strategy
Non-negative matrix factorization (NMF) is a method to obtain a representation of data using non-negativity constraints. A popular approach is alternating non-negative least squares (ANLS). As is well known, i...
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Chapter and Conference Paper
Research on Constitution and Application of Digital Learning Resources of Wu Culture
As splendid traditional culture, Wu Culture plays a very important role in accelerating the constructing of school culture and human resources training. With the increasing demands for Wu culture resources of ...
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Chapter and Conference Paper
EIF: A Framework of Effective Entity Identification
Entity identification, that is to build corresponding relationships between objects and entities in dirty data, plays an important role in data cleaning. The confusion between entities and their names often re...
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Chapter and Conference Paper
Efficient Algorithms for Skyline Top-K Keyword Queries on XML Streams
Keywords are suitable for query XML streams without schema information. In current forms of keywords search on XML streams, rank functions do not always represent users’ intentions. This paper addresses this p...
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Chapter and Conference Paper
Efficient Time Series Data Classification and Compression in Distributed Monitoring
As a key issue in distributed monitoring, time series data are a series of values collected in terms of sequential time stamps. Requesting them is one of the most frequent requests in a distributed monitoring ...
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Chapter and Conference Paper
A Robust, Efficient, and Fast Global Motion Estimation Method from MPEG Compressed Video
In the field of content-based visual information, detection of visual features is a significant topic. In order to process video data efficiently, visual features extraction is required. Many of the advanced v...
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Article
Basic Topological Models for Spatial Entities in 3-Dimensional Space
In recent years, models of spatial relations, especially topological relations, have attracted much attention from the GIS community. In this paper, some basic topologic models for spatial entities in both vec...
