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Many text databases on the web are "hidden" behind search interfaces, and their documents are only accessible through querying. Search engines typically ignore the contents of such search-only databases. Recently, Yahoo-like directories…

Databases · Computer Science 2007-05-23 Panagiotis Ipeirotis , Luis Gravano , Mehran Sahami

The top search results matching a user query that are displayed on the first page are critical to the effectiveness and perception of a search system. A search ranking system typically orders the results by independent query-document scores…

Information Retrieval · Computer Science 2021-08-16 Yipeng Zhang , Mingjian Lu , Saratchandra Indrakanti , Manojkumar Rangasamy Kannadasan , Abraham Bagherjeiran

Despite remarkable progress achieved, most neural architecture search (NAS) methods focus on searching for one single accurate and robust architecture. To further build models with better generalization capability and performance, model…

Computer Vision and Pattern Recognition · Computer Science 2021-07-19 Minghao Chen , Houwen Peng , Jianlong Fu , Haibin Ling

Sorted Table Search Procedures are the quintessential query-answering tool, with widespread usage that now includes also Web Applications, e.g, Search Engines (Google Chrome) and ad Bidding Systems (AppNexus). Speeding them up, at very…

Machine Learning · Computer Science 2020-07-31 Domenico Amato , Giosué Lo Bosco , Raffaele Giancarlo

In this work, a new indexing technique of data streams called BSTree is proposed. This technique uses the method of data discretization, SAX [4], to reduce online the dimensionality of data streams. It draws on Btree to build the index and…

Databases · Computer Science 2014-06-24 Abdelwaheb Ferchichi , Mohamed Salah Gouider

In information retrieval systems, search parameters are optimized to ensure high effectiveness based on a set of past searches and these optimized parameters are then used as the system configuration for all subsequent queries. A better…

Information Retrieval · Computer Science 2024-05-27 Josiane Mothe , Md Zia Ullah

Developing a universal model that can efficiently and effectively respond to a wide range of information access requests -- from retrieval to recommendation to question answering -- has been a long-lasting goal in the information retrieval…

Information Retrieval · Computer Science 2023-04-27 Hansi Zeng , Surya Kallumadi , Zaid Alibadi , Rodrigo Nogueira , Hamed Zamani

Identifying similar documents within extensive volumes of data poses a significant challenge. To tackle this issue, researchers have developed a variety of effective distributed computing techniques. With the advancement of computing power…

Neural and Evolutionary Computing · Computer Science 2025-07-17 Chandrashekar Muniyappa , Eunjin Kim

Subsampling from a large data set is useful in many supervised learning contexts to provide a global view of the data based on only a fraction of the observations. Diverse (or space-filling) subsampling is an appealing subsampling approach…

Methodology · Statistics 2023-11-27 Boyang Shang , Daniel W. Apley , Sanjay Mehrotra

In some areas of management and commerce, especially in Electronic commerce (E-commerce), that are accelerated by advances in Web technologies, it is essential to support the decision making process using formal methods. Among the problems…

Logic in Computer Science · Computer Science 2007-05-23 Denis V. Popel , Nawar Al-Hakeem

Analytical processing on XML repositories is usually enabled by designing complex data transformations that shred the documents into a common data warehousing schema. This can be very time-consuming and costly, especially if the underlying…

Databases · Computer Science 2009-09-15 Andrey Balmin , Latha Colby , Emiran Curtmola , Quanzhong Li , Fatma Ozcan

This paper presents Odyssey, a novel distributed data-series processing framework that efficiently addresses the critical challenges of exhibiting good speedup and ensuring high scalability in data series processing by taking advantage of…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-01-27 Manos Chatzakis , Panagiota Fatourou , Eleftherios Kosmas , Themis Palpanas , Botao Peng

In the real world, documents are organized in different formats and varied modalities. Traditional retrieval pipelines require tailored document parsing techniques and content extraction modules to prepare input for indexing. This process…

Information Retrieval · Computer Science 2024-12-03 Xueguang Ma , Sheng-Chieh Lin , Minghan Li , Wenhu Chen , Jimmy Lin

When designing circuits, engineers obtain the information of electronic devices by browsing a large number of documents, which is low efficiency and heavy workload. The use of artificial intelligence technology to automatically parse…

Computer Vision and Pattern Recognition · Computer Science 2025-02-25 Hong Cai Chen , Longchang Wu , Yang Zhang

Self-supervised learning (SSL) has potential for effective representation learning in medical imaging, but the choice of data augmentation is critical and domain-specific. It remains uncertain if general augmentation policies suit surgical…

Computer Vision and Pattern Recognition · Computer Science 2024-06-07 Yuning Zhou , Henry Badgery , Matthew Read , James Bailey , Catherine E. Davey

Decision systems deal with a large volume of data stored in new databases called data warehouses. Data warehouses are typically modeled by a star schema that conventionally presents a central fact table and a set of dimension tables. The…

Databases · Computer Science 2019-02-06 Issam Ghabry

This paper introduces a framework for regression with dimensionally distributed data with a fusion center. A cooperative learning algorithm, the iterative conditional expectation algorithm (ICEA), is designed within this framework. The…

Information Theory · Computer Science 2008-07-22 Haipeng Zheng , Sanjeev R. Kulkarni , H. Vincent Poor

With the advent of extremely high dimensional datasets, dimensionality reduction techniques are becoming mandatory. Among many techniques, feature selection has been growing in interest as an important tool to identify relevant features on…

Neural architecture search (NAS) searches architectures automatically for given tasks, e.g., image classification and language modeling. Improving the search efficiency and effectiveness have attracted increasing attention in recent years.…

Machine Learning · Computer Science 2020-01-03 Yao Shu , Wei Wang , Shaofeng Cai

We propose MESA and DMESA as novel feature matching methods, which utilize Segment Anything Model (SAM) to effectively mitigate matching redundancy. The key insight of our methods is to establish implicit-semantic area matching prior to…

Computer Vision and Pattern Recognition · Computer Science 2025-03-28 Yesheng Zhang , Shuhan Shen , Xu Zhao