Search Results for author: Feng Pan

Found 15 papers, 7 papers with code

A Tri-Level Optimization Model for Interdependent Infrastructure Network Resilience Against Compound Hazard Events

no code implementations16 Oct 2023 Matthew R. Oster, Ilya Amburg, Samrat Chatterjee, Daniel A. Eisenberg, Dennis G. Thomas, Feng Pan, Auroop R. Ganguly

Here, our notional operator may choose proxy actions to operate an interdependent system comprised of fuel terminals and gas stations (functioning as supplies) and a transportation network with traffic flow (functioning as demand) to minimize unmet demand at gas stations.

Cognition-Mode Aware Variational Representation Learning Framework for Knowledge Tracing

1 code implementation3 Sep 2023 Moyu Zhang, Xinning Zhu, Chunhong Zhang, Feng Pan, Wenchen Qian, Hui Zhao

The Knowledge Tracing (KT) task plays a crucial role in personalized learning, and its purpose is to predict student responses based on their historical practice behavior sequence.

Knowledge Tracing Representation Learning +1

Focused Specific Objects NeRF

no code implementations11 Aug 2023 Yuesong Li, Feng Pan, Helong Yan, Xiuli Xin, Xiaoxue Feng

Most NeRF-based models are designed for learning the entire scene, and complex scenes can lead to longer learning times and poorer rendering effects.

Counterfactual Monotonic Knowledge Tracing for Assessing Students' Dynamic Mastery of Knowledge Concepts

1 code implementation7 Aug 2023 Moyu Zhang, Xinning Zhu, Chunhong Zhang, Wenchen Qian, Feng Pan, Hui Zhao

Since students' mastery of knowledge concepts is often unlabeled, existing KT methods rely on the implicit paradigm of historical practice to mastery of knowledge concepts to students' responses to practices to address the challenge of unlabeled concept mastery.

counterfactual Knowledge Tracing

qecGPT: decoding Quantum Error-correcting Codes with Generative Pre-trained Transformers

1 code implementation18 Jul 2023 Hanyan Cao, Feng Pan, Yijia Wang, Pan Zhang

Our framework is general and can be applied to any error model and quantum codes with different topologies such as surface codes and quantum LDPC codes.

2k

Managed Geo-Distributed Feature Store: Architecture and System Design

no code implementations31 May 2023 Anya Li, Bhala Ranganathan, Feng Pan, Mickey Zhang, Qianjun Xu, Runhan Li, Sethu Raman, Shail Paragbhai Shah, Vivienne Tang

Companies are using machine learning to solve real-world problems and are developing hundreds to thousands of features in the process.

Feature Engineering

Affinity Feature Strengthening for Accurate, Complete and Robust Vessel Segmentation

1 code implementation12 Nov 2022 Tianyi Shi, Xiaohuan Ding, Wei Zhou, Feng Pan, Zengqiang Yan, Xiang Bai, Xin Yang

Vessel segmentation is crucial in many medical image applications, such as detecting coronary stenoses, retinal vessel diseases and brain aneurysms.

Multi-Factors Aware Dual-Attentional Knowledge Tracing

1 code implementation10 Aug 2021 Moyu Zhang, Xinning Zhu, Chunhong Zhang, Yang Ji, Feng Pan, Changchuan Yin

In this paper, we propose Multi-Factors Aware Dual-Attentional model (MF-DAKT) which enriches question representations and utilizes multiple factors to model students' learning progress based on a dual-attentional mechanism.

Knowledge Tracing

TS4Net: Two-Stage Sample Selective Strategy for Rotating Object Detection

no code implementations6 Aug 2021 Kai Feng, Weixing Li, Jun Han, Feng Pan, Dongdong Zheng

At present, most of the rotating object detection datasets focus on the field of remote sensing, and these images are usually shot in high-altitude scenes.

Object Object Counting +4

Boltzmann machines as two-dimensional tensor networks

no code implementations10 May 2021 Sujie Li, Feng Pan, Pengfei Zhou, Pan Zhang

Using numerical experiments, we demonstrate that the proposed algorithm is much more accurate than the state-of-the-art machine learning methods in estimating the partition function of restricted Boltzmann machines and deep Boltzmann machines, and have potential applications in training deep Boltzmann machines for general machine learning tasks.

BIG-bench Machine Learning Tensor Networks +1

Magnon-mediated interlayer coupling in an all-antiferromagnetic junction

no code implementations21 Jan 2021 Yongjian Zhou, Liyang Liao, Xiaofeng Zhou, Hua Bai, Mingkun Zhao, Caihua Wan, Siqi Yin, Lin Huang, Tingwen Guo, Lei Han, Ruyi Chen, Zhiyuan Zhou, Xiufeng Han, Feng Pan, Cheng Song

The interlayer coupling mediated by fermions in ferromagnets brings about parallel and anti-parallel magnetization orientations of two magnetic layers, resulting in the giant magnetoresistance, which forms the foundation in spintronics and accelerates the development of information technology.

Materials Science

Expectation Synchronization Synthesis in Non-Markovian Open Quantum Systems

no code implementations4 Jan 2021 Shikun Zhang, Kun Liu, Daoyi Dong, Xiaoxue Feng, Feng Pan

In this article, we investigate the problem of engineering synchronization in non-Markovian quantum systems.

Quantum Physics

Contracting Arbitrary Tensor Networks: general approximate algorithm and applications in graphical models and quantum circuit simulations

1 code implementation6 Dec 2019 Feng Pan, Pengfei Zhou, Sujie Li, Pan Zhang

We present a general method for approximately contracting tensor networks with an arbitrary connectivity.

Computational Physics Statistical Mechanics Strongly Correlated Electrons Quantum Physics

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