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The least squares method with deep neural networks as function parametrization has been applied to solve certain high-dimensional partial differential equations (PDEs) successfully; however, its convergence is slow and might not be…

数值分析 · 数学 2021-12-30 Yiqi Gu , Haizhao Yang , Chao Zhou

Automatic segmentation of liver tumors in medical images is crucial for the computer-aided diagnosis and therapy. It is a challenging task, since the tumors are notoriously small against the background voxels. This paper proposes a new…

图像与视频处理 · 电气工程与系统科学 2019-10-18 Huiyu Li , Xiabi Liu , Said Boumaraf , Weihua Liu , Xiaopeng Gong , Xiaohong Ma

In this paper, we investigate a commonsense inference task that unifies natural language understanding and commonsense reasoning. We describe our attempt at SemEval-2020 Task 4 competition: Commonsense Validation and Explanation (ComVE)…

计算与语言 · 计算机科学 2020-07-21 Sirwe Saeedi , Aliakbar Panahi , Seyran Saeedi , Alvis C Fong

In recent years, deep learning (DL), a re-branding of neural networks (NNs), has risen to the top in numerous areas, namely computer vision (CV), speech recognition, natural language processing, etc. Whereas remote sensing (RS) possesses a…

计算机视觉与模式识别 · 计算机科学 2017-11-01 John E. Ball , Derek T. Anderson , Chee Seng Chan

We describe MITRE's submission to the SemEval-2016 Task 6, Detecting Stance in Tweets. This effort achieved the top score in Task A on supervised stance detection, producing an average F1 score of 67.8 when assessing whether a tweet author…

人工智能 · 计算机科学 2016-06-14 Guido Zarrella , Amy Marsh

This technical report briefly describes our JDExplore d-team's submission Vega v1 on the General Language Understanding Evaluation (GLUE) leaderboard, where GLUE is a collection of nine natural language understanding tasks, including…

计算与语言 · 计算机科学 2023-02-21 Qihuang Zhong , Liang Ding , Keqin Peng , Juhua Liu , Bo Du , Li Shen , Yibing Zhan , Dacheng Tao

Recognizing Traffic Signs using intelligent systems can drastically reduce the number of accidents happening world-wide. With the arrival of Self-driving cars it has become a staple challenge to solve the automatic recognition of Traffic…

计算机视觉与模式识别 · 计算机科学 2020-05-19 Sourajit Saha , Sharif Amit Kamran , Ali Shihab Sabbir

In this work, we present an early prototype of NeVer 2.0, a new system for automated synthesis and analysis of deep neural networks.NeVer 2.0borrows its design philosophy from NeVer, the first package that integrated learning, automated…

机器学习 · 计算机科学 2020-11-20 Dario Guidotti , Luca Pulina , Armando Tacchella

We tackle high-dimensional, path-dependent valuation and control and introduce a deep BSDE/2BSDE solver that couples truncated log-signatures with a neural rough differential equation (RDE) backbone. The architecture aligns stochastic…

数理金融 · 定量金融 2025-11-04 Ali Atiah Alzahrani

Retrieval-augmented generation has achieved strong performance on knowledge-intensive tasks where query-document relevance can be identified through direct lexical or semantic matches. However, many real-world queries involve abstract…

While interests in tabular deep learning has significantly grown, conventional tree-based models still outperform deep learning methods. To narrow this performance gap, we explore the innovative retrieval mechanism, a methodology that…

机器学习 · 计算机科学 2023-11-14 Felix den Breejen , Sangmin Bae , Stephen Cha , Tae-Young Kim , Seoung Hyun Koh , Se-Young Yun

Computing the probability of an edge's existence in a graph network is known as link prediction. While traditional methods calculate the similarity between two given nodes in a static network, recent research has focused on evaluating…

社会与信息网络 · 计算机科学 2023-05-29 Kazi Zainab Khanam , Aditya Singhal , Vijay Mago

One of the core problems in large-scale recommendations is to retrieve top relevant candidates accurately and efficiently, preferably in sub-linear time. Previous approaches are mostly based on a two-step procedure: first learn an…

信息检索 · 计算机科学 2021-05-19 Weihao Gao , Xiangjun Fan , Chong Wang , Jiankai Sun , Kai Jia , Wenzhi Xiao , Ruofan Ding , Xingyan Bin , Hui Yang , Xiaobing Liu

One popular trend in meta-learning is to learn from many training tasks a common initialization for a gradient-based method that can be used to solve a new task with few samples. The theory of meta-learning is still in its early stages,…

机器学习 · 计算机科学 2020-02-27 Nikunj Saunshi , Yi Zhang , Mikhail Khodak , Sanjeev Arora

This contribution summarizes the participation of the UNIMIB team to the TREC 2021 Clinical Trials Track. We have investigated the effect of different query representations combined with several retrieval models on the retrieval…

信息检索 · 计算机科学 2022-07-28 Georgios Peikos , Oscar Espitia , Gabriella Pasi

This paper presents the methodologies and results of the NOWJ team's participation across all five tasks at the COLIEE 2025 competition, emphasizing advancements in the Legal Case Entailment task (Task 2). Our comprehensive approach…

We propose a cascade of neural models that performs sentence classification, phrase recognition, and triple extraction to automatically structure the scholarly contributions of NLP publications. To identify the most important contribution…

计算与语言 · 计算机科学 2021-05-13 Haoyang Liu , M. Janina Sarol , Halil Kilicoglu

This article presents a comprehensive evaluation of 7 off-the-shelf document retrieval models: Splade, Plaid, Plaid-X, SimCSE, Contriever, OpenAI ADA and Gemma2 chosen to determine their performance on the Czech retrieval dataset DaReCzech.…

信息检索 · 计算机科学 2024-12-24 Jakub Stetina , Martin Fajcik , Michal Stefanik , Michal Hradis

Continual Learning (CL) focuses on developing algorithms with the ability to adapt to new environments and learn new skills. This very challenging task has generated a lot of interest in recent years, with new solutions appearing rapidly.…

计算机视觉与模式识别 · 计算机科学 2022-09-09 Jinxiang Lai , Wenlong Liu , Jun Liu

This paper describes the participation of the SINAI team in the eRisk@CLEF lab. Specifically, one of the proposed tasks has been addressed: Task 2 on the early detection of signs of pathological gambling. The approach presented in Task 2 is…

计算与语言 · 计算机科学 2025-09-19 Alba Maria Marmol-Romero , Flor Miriam Plaza-del-Arco , Arturo Montejo-Raez