Search Results for author: Bowen Song

Found 16 papers, 6 papers with code

Latent Space Disentanglement in Diffusion Transformers Enables Zero-shot Fine-grained Semantic Editing

no code implementations23 Aug 2024 Zitao Shuai, Chenwei Wu, Zhengxu Tang, Bowen Song, Liyue Shen

Through our investigation of DiT's latent space, we have uncovered key findings that unlock the potential for zero-shot fine-grained semantic editing: (1) Both the text and image spaces in DiTs are inherently decomposable.

Disentanglement Large Language Model

Cycle-Configuration: A Novel Graph-theoretic Descriptor Set for Molecular Inference

1 code implementation9 Aug 2024 Bowen Song, Jianshen Zhu, Naveed Ahmed Azam, Kazuya Haraguchi, Liang Zhao, Tatsuya Akutsu

In this paper, we propose a novel family of descriptors of chemical graphs, named cycle-configuration (CC), that can be used in the standard "two-layered (2L) model" of mol-infer, a molecular inference framework based on mixed integer linear programming (MILP) and machine learning (ML).

CoSIGN: Few-Step Guidance of ConSIstency Model to Solve General INverse Problems

1 code implementation17 Jul 2024 Jiankun Zhao, Bowen Song, Liyue Shen

Within comparable NFEs, our method achieves new state-of-the-art in diffusion-based inverse problem solving, showcasing the significant potential of employing prior-based inverse problem solvers for real-world applications.

Learning Image Priors through Patch-based Diffusion Models for Solving Inverse Problems

no code implementations4 Jun 2024 Jason Hu, Bowen Song, Xiaojian Xu, Liyue Shen, Jeffrey A. Fessler

This paper proposes a method to learn an efficient data prior for the entire image by training diffusion models only on patches of images.

CT Reconstruction Deblurring

The Role of Identification in Data-driven Policy Iteration: A System Theoretic Study

1 code implementation12 Jan 2024 Bowen Song, Andrea Iannelli

By casting the concurrent model identification and control design as a feedback interconnection between two algorithmic systems, we provide a closed-loop analysis that shows convergence and robustness properties for arbitrary levels of excitation in the data.

Predicting Ground Reaction Force from Inertial Sensors

no code implementations4 Nov 2023 Bowen Song, Marco Paolieri, Harper E. Stewart, Leana Golubchik, Jill L. McNitt-Gray, Vishal Misra, Devavrat Shah

Our aim in this paper is to determine if data collected with inertial measurement units (IMUs), that can be worn by athletes during outdoor runs, can be used to predict GRF with sufficient accuracy to allow the analysis of its derived biomechanical variables (e. g., contact time and loading rate).

Hyperparameter Optimization regression

Evoke: Evoking Critical Thinking Abilities in LLMs via Reviewer-Author Prompt Editing

no code implementations20 Oct 2023 Xinyu Hu, Pengfei Tang, Simiao Zuo, Zihan Wang, Bowen Song, Qiang Lou, Jian Jiao, Denis Charles

In Evoke, there are two instances of a same LLM: one as a reviewer (LLM-Reviewer), it scores the current prompt; the other as an author (LLM-Author), it edits the prompt by considering the edit history and the reviewer's feedback.

Logical Fallacy Detection

Solving Inverse Problems with Latent Diffusion Models via Hard Data Consistency

1 code implementation16 Jul 2023 Bowen Song, Soo Min Kwon, Zecheng Zhang, Xinyu Hu, Qing Qu, Liyue Shen

However, training diffusion models in the pixel space are both data-intensive and computationally demanding, which restricts their applicability as priors for high-dimensional real-world data such as medical images.

Decoder

Modeling Users' Behavior Sequences with Hierarchical Explainable Network for Cross-domain Fraud Detection

no code implementations4 Jan 2022 Yongchun Zhu, Dongbo Xi, Bowen Song, Fuzhen Zhuang, Shuai Chen, Xi Gu, Qing He

Thus, in this paper, we further propose a transfer framework to tackle the cross-domain fraud detection problem, which aims to transfer knowledge from existing domains (source domains) with enough and mature data to improve the performance in the new domain (target domain).

Fraud Detection

Neural Hierarchical Factorization Machines for User's Event Sequence Analysis

no code implementations31 Dec 2021 Dongbo Xi, Fuzhen Zhuang, Bowen Song, Yongchun Zhu, Shuai Chen, Dan Hong, Tao Chen, Xi Gu, Qing He

Many prediction tasks of real-world applications need to model multi-order feature interactions in user's event sequence for better detection performance.

Modeling the Field Value Variations and Field Interactions Simultaneously for Fraud Detection

no code implementations8 Aug 2020 Dongbo Xi, Bowen Song, Fuzhen Zhuang, Yongchun Zhu, Shuai Chen, Tianyi Zhang, Yuan Qi, Qing He

In this paper, we propose the Dual Importance-aware Factorization Machines (DIFM), which exploits the internal field information among users' behavior sequence from dual perspectives, i. e., field value variations and field interactions simultaneously for fraud detection.

Fraud Detection Management

Scalable String Reconciliation by Recursive Content-Dependent Shingling

1 code implementation1 Oct 2019 Bowen Song, Ari Trachtenberg

We consider the problem of reconciling similar, but remote, strings with minimum communication complexity.

Information Theory Information Theory

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