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In this work, we build a series of machine learning models to predict the price of a product given its image, and visualize the features that result in higher or lower price predictions. We collect two novel datasets of product images and…

计算机视觉与模式识别 · 计算机科学 2018-10-19 Richard R. Yang , Steven Chen , Edward Chou

Traditional approaches to estimating beta in finance often involve rigid assumptions and fail to adequately capture beta dynamics, limiting their effectiveness in use cases like hedging. To address these limitations, we have developed a…

统计金融 · 定量金融 2024-10-29 Yuxin Liu , Jimin Lin , Achintya Gopal

This paper presents an intelligent price suggestion system for online second-hand listings based on their uploaded images and text descriptions. The goal of price prediction is to help sellers set effective and reasonable prices for their…

人工智能 · 计算机科学 2020-12-14 Liang Han , Zhaozheng Yin , Zhurong Xia , Mingqian Tang , Rong Jin

Deep Learning (DL) models can be used to tackle time series analysis tasks with great success. However, the performance of DL models can degenerate rapidly if the data are not appropriately normalized. This issue is even more apparent when…

Bayesian Neural Networks (BNNs) offer a mathematically grounded framework to quantify the uncertainty of model predictions but come with a prohibitive computation cost for both training and inference. In this work, we show a novel network…

机器学习 · 计算机科学 2022-02-10 Duo Wang , Yiren Zhao , Ilia Shumailov , Robert Mullins

This research paper explores the performance of Machine Learning (ML) algorithms and techniques that can be used for financial asset price forecasting. The prediction and forecasting of asset prices and returns remains one of the most…

统计金融 · 定量金融 2020-04-06 Philip Ndikum

One of the most enticing research areas is the stock market, and projecting stock prices may help investors profit by making the best decisions at the correct time. Deep learning strategies have emerged as a critical technique in the field…

人工智能 · 计算机科学 2024-07-26 Karan Pardeshi , Sukhpal Singh Gill , Ahmed M. Abdelmoniem

Multi-Label Text Classification (MLTC) is a practical yet challenging task that involves assigning multiple non-exclusive labels to each document. Previous studies primarily focus on capturing label correlations to assist label prediction…

计算与语言 · 计算机科学 2024-08-07 Zifeng Cheng , Zhiwei Jiang , Yafeng Yin , Zhaoling Chen , Cong Wang , Shiping Ge , Qiguo Huang , Qing Gu

Natural gas is undoubtedly an essential component of the global energy system. Accurate short-term forecasting of natural gas price is challenging due to pronounced volatility driven by seasonal demand patterns, geopolitical developments,…

机器学习 · 计算机科学 2026-04-29 Yiqian Liu , Jiayi Niu , Adam Kelleher , Subhabrata Das

The application to search ranking is one of the biggest machine learning success stories at Airbnb. Much of the initial gains were driven by a gradient boosted decision tree model. The gains, however, plateaued over time. This paper…

Machine learning algorithms have enabled computers to predict things by learning from previous data. The data storage and processing power are increasing rapidly, thus increasing machine learning and Artificial intelligence applications.…

分布式、并行与集群计算 · 计算机科学 2021-09-14 Muhammad Fahad Saleem

The design of optimal auctions is a problem of interest in economics, game theory and computer science. Despite decades of effort, strategyproof, revenue-maximizing auction designs are still not known outside of restricted settings.…

计算机科学与博弈论 · 计算机科学 2021-10-19 Neehar Peri , Michael J. Curry , Samuel Dooley , John P. Dickerson

Urban house prices are strongly associated with local socioeconomic factors. In literature, house price modeling is based on socioeconomic variables from traditional census, which is not real-time, dynamic and comprehensive. Inspired by the…

计量经济学 · 经济学 2018-09-12 Enwei Zhu , Stanislav Sobolevsky

This paper aims to enrich the capabilities of existing deep learning-based automated valuation models through an efficient graph representation of peer dependencies, thus capturing intricate spatial relationships. In particular, we develop…

机器学习 · 计算机科学 2024-05-13 Enrique Riveros , Carla Vairetti , Christian Wegmann , Santiago Truffa , Sebastián Maldonado

This paper proposes a novel energy storage price arbitrage algorithm combining supervised learning with dynamic programming. The proposed approach uses a neural network to directly predicts the opportunity cost at different energy storage…

系统与控制 · 电气工程与系统科学 2022-11-22 Ningkun Zheng , Xiaoxiang Liu , Bolun Xu , Yuanyuan Shi

There are several numerical models that describe real phenomena being used to solve complex problems. For example, an accurate numerical breast model can provide assistance to surgeons with visual information of the breast as a result of a…

医学物理 · 物理学 2020-03-17 Diogo Lopes , António Ramires Fernandes , Stéphane Clain

Exploring the climate impacts of various anthropogenic emissions scenarios is key to making informed decisions for climate change mitigation and adaptation. State-of-the-art Earth system models can provide detailed insight into these…

大气与海洋物理 · 物理学 2024-01-23 William Yik , Sam J. Silva , Andrew Geiss , Duncan Watson-Parris

Deep convolutional neural networks (DCNN) have enjoyed great successes in many signal processing applications because they can learn complex, non-linear causal relationships from input to output. In this light, DCNNs are well suited for the…

图像与视频处理 · 电气工程与系统科学 2018-10-31 Xi Zhang , Xiaolin Wu

Causal inference has gained much popularity in recent years, with interests ranging from academic, to industrial, to educational, and all in between. Concurrently, the study and usage of neural networks has also grown profoundly (albeit at…

机器学习 · 统计学 2024-05-07 Demetrios Papakostas , Andrew Herren , P. Richard Hahn , Francisco Castillo

Deep learning has led to significant advances in artificial intelligence, in part, by adopting strategies motivated by neurophysiology. However, it is unclear whether deep learning could occur in the real brain. Here, we show that a deep…

神经元与认知 · 定量生物学 2017-04-11 Jordan Guergiuev , Timothy P. Lillicrap , Blake A. Richards