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Quantized Neural Networks (QNNs), which use low bitwidth numbers for representing parameters and performing computations, have been proposed to reduce the computation complexity, storage size and memory usage. In QNNs, parameters and…

Computer Vision and Pattern Recognition · Computer Science 2017-06-23 Shuchang Zhou , Yuzhi Wang , He Wen , Qinyao He , Yuheng Zou

In this paper we present a canonical quantum computing method to estimate the weighted sum w(k)f(k) of the values taken by a discrete function f and real weights w(k). The canonical aspect of the method comes from relying on a single linear…

Quantum Physics · Physics 2022-01-28 Vanio Markov , Charlee Stefanski , Abhijit Rao , Constantin Gonciulea

We present streaming algorithms for the graph $k$-matching problem in both the insert-only and dynamic models. Our algorithms, with space complexity matching the best upper bounds, have optimal or near-optimal update time, significantly…

Data Structures and Algorithms · Computer Science 2023-10-18 Jianer Chen , Qin Huang , Iyad Kanj , Qian Li , Ge Xia

Background: Geospatial linked data brings into the scope of the Semantic Web and its technologies, a wealth of datasets that combine semantically-rich descriptions of resources with their geo-location. There are, however, various Semantic…

Databases · Computer Science 2022-12-07 Antonis Troumpoukis , Stasinos Konstantopoulos , Nefeli Prokopaki-Kostopoulou

Temporal Knowledge Graph (TKG) completion models traditionally assume access to the entire graph during training. This overlooks challenges stemming from the evolving nature of TKGs, such as: (i) the model's requirement to generalize and…

Artificial Intelligence · Computer Science 2025-07-28 Mehrnoosh Mirtaheri , Ryan A. Rossi , Sungchul Kim , Kanak Mahadik , Tong Yu , Xiang Chen , Mohammad Rostami

We present parameterized streaming algorithms for the graph matching problem in both the dynamic and the insert-only models. For the dynamic streaming model, we present a one-pass algorithm that, with high probability, computes a…

Data Structures and Algorithms · Computer Science 2021-02-26 Jianer Chen , Qin Huang , Iyad Kanj , Ge Xia

The emerging citation-based QA systems are gaining more attention especially in generative AI search applications. The importance of extracted knowledge provided to these systems is vital from both accuracy (completeness of information) and…

Knowledge Graphs (KGs) extracted from text sources are often noisy and lead to poor performance in downstream application tasks such as KG-based question answering.While much of the recent activity is focused on addressing the sparsity of…

Artificial Intelligence · Computer Science 2020-06-09 Siddhant Arora , Srikanta Bedathur , Maya Ramanath , Deepak Sharma

The generalized winding number (GWN) is a scalar field that supports robust containment queries on curved geometry, including non-watertight, overlapping, and nested boundary representations. While queries can be easily parallelized over…

Graphics · Computer Science 2026-05-20 Jacob Spainhour , Brad Whitlock , Kenneth Weiss

Selecting the ``right'' amount of information to include in a summary is a difficult task. A good summary should be detailed and entity-centric without being overly dense and hard to follow. To better understand this tradeoff, we solicit…

Computation and Language · Computer Science 2023-09-11 Griffin Adams , Alexander Fabbri , Faisal Ladhak , Eric Lehman , Noémie Elhadad

Motivated by recent evidence pointing out the fragility of high-performing span prediction models, we direct our attention to multiple choice reading comprehension. In particular, this work introduces a novel method for improving answer…

Computation and Language · Computer Science 2021-11-29 Aditi Chaudhary , Bhargavi Paranjape , Michiel de Jong

Given a stream with frequencies $f_d$, for $d\in[n]$, we characterize the space necessary for approximating the frequency negative moments $F_p=\sum |f_d|^p$, where $p<0$ and the sum is taken over all items $d\in[n]$ with nonzero frequency,…

Data Structures and Algorithms · Computer Science 2015-02-17 Vladimir Braverman , Stephen R. Chestnut

Flow- and context-sensitive points-to analysis is difficult to scale; for top-down approaches, the problem centers on repeated analysis of the same procedure; for bottom-up approaches, the abstractions used to represent procedure summaries…

Programming Languages · Computer Science 2018-01-30 Pritam M. Gharat , Uday P. Khedker , Alan Mycroft

An increasing number of systems are being designed by gathering significant amounts of data and then optimizing the system parameters directly using the obtained data. Often this is done without analyzing the dataset structure. As task…

Machine Learning · Computer Science 2022-06-14 Sarath Shekkizhar , Antonio Ortega

Question Answering (QA) has been a long-standing research topic in AI and NLP fields, and a wealth of studies have been conducted to attempt to equip QA systems with human-level reasoning capability. To approximate the complicated human…

Artificial Intelligence · Computer Science 2021-10-08 Kuan Wang , Yuyu Zhang , Diyi Yang , Le Song , Tao Qin

Graph stream summarization refers to the process of processing a continuous stream of edges that form a rapidly evolving graph. The primary challenges in handling graph streams include the impracticality of fully storing the ever-growing…

Databases · Computer Science 2024-12-23 Xuan Zhao , Xike Xie , Christian S. Jensen

Building high-quality knowledge graphs (KGs) from diverse sources requires combining methods for information extraction, data transformation, ontology mapping, entity matching, and data fusion. Numerous methods and tools exist for each of…

Artificial Intelligence · Computer Science 2025-11-25 Marvin Hofer , Erhard Rahm

As edge applications using convolutional neural networks (CNN) models grow, it is becoming necessary to introduce dedicated hardware accelerators in which network parameters and feature-map data are represented with limited precision. In…

Neural and Evolutionary Computing · Computer Science 2018-11-01 Doyun Kim , Han Young Yim , Sanghyuck Ha , Changgwun Lee , Inyup Kang

Recently, researchers utilize Knowledge Graph (KG) as side information in recommendation system to address cold start and sparsity issue and improve the recommendation performance. Existing KG-aware recommendation model use the feature of…

Information Retrieval · Computer Science 2019-08-20 Chang-You Tai , Meng-Ru Wu , Yun-Wei Chu , Shao-Yu Chu

A quantile is defined as a value below which random draws from a given distribution falls with a given probability. In a centralized setting where the cumulative distribution function (CDF) is unknown, the empirical CDF (ECDF) can be used…

Systems and Control · Computer Science 2018-05-02 Jongmin Lee , Cihan Tepedelenlioglu , Andreas Spanias