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Electricity price forecasts play a crucial role in making key business decisions within the electricity markets. A focal point in this domain are probabilistic predictions, which delineate future price values in a more comprehensive manner…

机器学习 · 计算机科学 2025-01-22 Grzegorz Zakrzewski , Kacper Skonieczka , Mikołaj Małkiński , Jacek Mańdziuk

We improve the best known competitive ratio (from 1/4 to 1/2), for the online multi-unit allocation problem, where the objective is to maximize the single-price revenue. Moreover, the competitive ratio of our algorithm tends to 1, as the…

计算机科学与博弈论 · 计算机科学 2009-01-13 Sourav Chakraborty , Nikhil Devanur

We present PQS, which uses three techniques together - Prune, Quantize, and Sort - to achieve low-bitwidth accumulation of dot products in neural network computations. In conventional quantized (e.g., 8-bit) dot products, partial results…

机器学习 · 计算机科学 2025-04-15 Vikas Natesh , H. T. Kung

Conventional methods for query autocompletion aim to predict which completed query a user will select from a list. A shortcoming of this approach is that users often do not know which query will provide the best retrieval performance on the…

信息检索 · 计算机科学 2022-04-26 Adam Block , Rahul Kidambi , Daniel N. Hill , Thorsten Joachims , Inderjit S. Dhillon

Question Answering (QA) in NLP is the task of finding answers to a query within a relevant context retrieved by a retrieval system. Yet, the mix of relevant and irrelevant information in these contexts can hinder performance enhancements in…

计算与语言 · 计算机科学 2024-12-17 Sangryul Kim , James Thorne

Uncertainty quantification for inverse problems in imaging has drawn much attention lately. Existing approaches towards this task define uncertainty regions based on probable values per pixel, while ignoring spatial correlations within the…

计算机视觉与模式识别 · 计算机科学 2024-01-23 Omer Belhasin , Yaniv Romano , Daniel Freedman , Ehud Rivlin , Michael Elad

Uncertainty Quantification (UQ) research has primarily focused on closed-book factual question answering (QA), while contextual QA remains unexplored, despite its importance in real-world applications. In this work, we focus on UQ for the…

Many problems of industrial interest are NP-complete, and quickly exhaust resources of computational devices with increasing input sizes. Quantum annealers (QA) are physical devices that aim at this class of problems by exploiting quantum…

Product summarization aims to automatically generate product descriptions, which is of great commercial potential. Considering the customer preferences on different product aspects, it would benefit from generating aspect-oriented…

计算与语言 · 计算机科学 2021-08-19 Jiahui Liang , Junwei Bao , Yifan Wang , Youzheng Wu , Xiaodong He , Bowen Zhou

In e-commerce portals, generating answers for product-related questions has become a crucial task. In this paper, we propose the task of product-aware answer generation, which tends to generate an accurate and complete answer from…

计算与语言 · 计算机科学 2019-01-25 Shen Gao , Zhaochun Ren , Yihong Eric Zhao , Dongyan Zhao , Dawei Yin , Rui Yan

Benchmarking Quantum Process Units (QPU) at an application level usually requires considering the whole programming stack of the quantum computer. One critical task is the minor-embedding (resp. transpilation) step, which involves…

量子物理 · 物理学 2024-08-02 Valentin Gilbert , Julien Rodriguez , Stéphane Louise

Defect depth quantification in additively manufactured (AM) components remains a significant challenge for non-destructive testing (NDT). This study proposes a Pixel-wise Quantitative Thermography Neural Network (PQT-Net) to address this…

计算机视觉与模式识别 · 计算机科学 2026-02-04 Lei Deng , Wenhao Huang , Chao Yang , Haoyuan Zheng , Yinbin Tian , Yue Ma

When a store sells items to customers, the store wishes to determine the prices of the items to maximize its profit. Intuitively, if the store sells the items with low (resp. high) prices, the customers buy more (resp. less) items, which…

数据结构与算法 · 计算机科学 2011-09-29 Ryoso Hamane , Toshiya Itoh , Kouhei Tomita

Conventional multiply-accumulate (MAC) operations have long dominated computation time for deep neural networks (DNNs), espcially convolutional neural networks (CNNs). Recently, product quantization (PQ) has been applied to these workloads,…

硬件体系结构 · 计算机科学 2024-04-01 Ahmed F. AbouElhamayed , Angela Cui , Javier Fernandez-Marques , Nicholas D. Lane , Mohamed S. Abdelfattah

The numerical reasoning in the financial domain -- performing quantitative analysis and summarizing the information from financial reports -- can greatly increase business efficiency and reduce costs of billions of dollars. Here, we propose…

计算与语言 · 计算机科学 2022-06-20 Bin Wang , Jiangzhou Ju , Yunlin Mao , Xin-Yu Dai , Shujian Huang , Jiajun Chen

The literature provides strong evidence that stock prices can be predicted from past price data. Principal component analysis (PCA) is a widely used mathematical technique for dimensionality reduction and analysis of data by identifying a…

数理金融 · 定量金融 2018-03-15 Mahsa Ghorbani , Edwin K. P. Chong

This paper contributes to the literature on parametric demand estimation by using deep learning to model consumer preferences. Traditional econometric methods often struggle with limited within-product price variation, a challenge addressed…

综合经济学 · 经济学 2024-12-16 Kirill Safonov

Uncertainty quantification (UQ) is essential for safe deployment of generative AI models such as large language models (LLMs), especially in high stakes applications. Conformal prediction (CP) offers a principled uncertainty quantification…

机器学习 · 计算机科学 2025-06-09 Sima Noorani , Shayan Kiyani , George Pappas , Hamed Hassani

Domain-specific quantitative reasoning remains a major challenge for large language models (LLMs), especially in fields requiring expert knowledge and complex question answering (QA). In this work, we propose Expert Question Decomposition…

计算与语言 · 计算机科学 2025-10-03 Mengyu Wang , Sotirios Sabanis , Miguel de Carvalho , Shay B. Cohen , Tiejun Ma

The computation of equilibrium prices at which the supply of goods matches their demand typically relies on complete information on agents' private attributes, e.g., suppliers' cost functions, which are often unavailable in practice.…

计算机科学与博弈论 · 计算机科学 2025-06-17 Devansh Jalota , Haoyuan Sun , Navid Azizan