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Deep neural networks are representation learning techniques. During training, a deep net is capable of generating a descriptive language of unprecedented size and detail in machine learning. Extracting the descriptive language coded within…

Estimating probability distribution is one of the core issues in the NLP field. However, in both deep learning (DL) and pre-DL eras, unlike the vast applications of linear-chain CRF in sequence labeling tasks, very few works have applied…

计算与语言 · 计算机科学 2020-08-11 Yu Zhang , Houquan Zhou , Zhenghua Li

This paper presents an in-depth examination of the evolution and interplay of cognitive and expressive capabilities in large language models (LLMs), with a specific focus on Baichuan-7B and Baichuan-33B, an advanced bilingual (Chinese and…

计算与语言 · 计算机科学 2024-11-11 Yuzi Yan , Jialian Li , Yipin Zhang , Dong Yan

As the core of recommender system, collaborative filtering (CF) models the affinity between a user and an item from historical user-item interactions, such as clicks, purchases, and so on. Benefited from the strong representation power,…

信息检索 · 计算机科学 2019-06-27 Xiaoyu Du , Xiangnan He , Fajie Yuan , Jinhui Tang , Zhiguang Qin , Tat-Seng Chua

Superpixel-based Higher-order Conditional Random Fields (CRFs) are effective in enforcing long-range consistency in pixel-wise labeling problems, such as semantic segmentation. However, their major short coming is considerably longer time…

计算机视觉与模式识别 · 计算机科学 2018-05-31 Li Sulimowicz , Ishfaq Ahmad , Alexander Aved

Trans-dimensional random field language models (TRF LMs) where sentences are modeled as a collection of random fields, have shown close performance with LSTM LMs in speech recognition and are computationally more efficient in inference.…

计算与语言 · 计算机科学 2017-10-31 Bin Wang , Zhijian Ou

Transfer in Reinforcement Learning aims to improve learning performance on target tasks using knowledge from experienced source tasks. Successor Representations (SR) and their extension Successor Features (SF) are prominent transfer…

机器学习 · 计算机科学 2023-08-03 Chris Reinke , Xavier Alameda-Pineda

Morphological declension, which aims to inflect nouns to indicate number, case and gender, is an important task in natural language processing (NLP). This research proposal seeks to address the degree to which Recurrent Neural Networks…

计算与语言 · 计算机科学 2018-10-10 Sina Ahmadi

To improve segmentation performance, a novel neural network architecture (termed DFCN-DCRF) is proposed, which combines an RGB-D fully convolutional neural network (DFCN) with a depth-sensitive fully-connected conditional random field…

计算机视觉与模式识别 · 计算机科学 2018-07-30 Jindong Jiang , Zhijun Zhang , Yongqian Huang , Lunan Zheng

Complex textual information extraction tasks are often posed as sequence labeling or \emph{shallow parsing}, where fields are extracted using local labels made consistent through probabilistic inference in a graphical model with constrained…

机器学习 · 计算机科学 2018-10-01 Dung Thai , Sree Harsha Ramesh , Shikhar Murty , Luke Vilnis , Andrew McCallum

Complex-valued Neural Networks (CVNNs) are often motivated by domains where information is naturally encoded in magnitude and phase. Yet complex-valued inputs alone do not determine when complex arithmetic improves learning: the label…

机器学习 · 计算机科学 2026-05-28 Ashutosh Kumar

Neural networks have been successfully employed in various domains such as classification, regression and clustering, etc. Generally, the back propagation (BP) based iterative approaches are used to train the neural networks, however, it…

神经与进化计算 · 计算机科学 2023-06-23 A. K. Malik , Ruobin Gao , M. A. Ganaie , M. Tanveer , P. N. Suganthan

We consider the problem of training input-output recurrent neural networks (RNN) for sequence labeling tasks. We propose a novel spectral approach for learning the network parameters. It is based on decomposition of the cross-moment tensor…

机器学习 · 计算机科学 2016-11-01 Hanie Sedghi , Anima Anandkumar

Deep learning has attracted great attention recently and yielded the state of the art performance in dimension reduction and classification problems. However, it cannot effectively handle the structured output prediction, e.g. sequential…

机器学习 · 计算机科学 2015-05-05 Gang Chen , Ran Xu , Sargur Srihari

Complex-valued neural networks (CVNNs) are a powerful modeling tool for domains where data can be naturally interpreted in terms of complex numbers. However, several analytical properties of the complex domain (e.g., holomorphicity) make…

神经与进化计算 · 计算机科学 2018-02-23 Simone Scardapane , Steven Van Vaerenbergh , Amir Hussain , Aurelio Uncini

The problem with existing camera-based Deep Reinforcement Learning approaches is twofold: they rarely integrate high-level scene context into the feature representation, and they rely on rigid, fixed reward functions. To address these…

机器人学 · 计算机科学 2026-02-06 Vinal Asodia , Iman Sharifi , Saber Fallah

Potential-based reward shaping provides an approach for designing good reward functions, with the purpose of speeding up learning. However, automatically finding potential functions for complex environments is a difficult problem (in fact,…

机器学习 · 计算机科学 2021-02-22 Martin Klissarov , Doina Precup

Pre-trained word embeddings are widely used for transfer learning in natural language processing. The embeddings are continuous and distributed representations of the words that preserve their similarities in compact Euclidean spaces.…

计算与语言 · 计算机科学 2020-06-25 Halid Ziya Yerebakan , Parmeet Bhatia , Yoshihisa Shinagawa

Recently, deep architectures, such as recurrent and recursive neural networks have been successfully applied to various natural language processing tasks. Inspired by bidirectional recurrent neural networks which use representations that…

机器学习 · 计算机科学 2013-12-03 Ozan İrsoy , Claire Cardie

Text classification is one of the fundamental tasks in natural language processing to label an open-ended text and is useful for various applications such as sentiment analysis. In this paper, we discuss various classification approaches…

计算与语言 · 计算机科学 2021-12-14 Rina Buoy , Nguonly Taing , Sovisal Chenda