papers

Publications (30)

eess.IV2025

Interactive Gadolinium-Free MRI Synthesis: A Transformer with Localization Prompt Learning

Linhao Li, Changhui Su, Yu Guo +3

Contrast-enhanced magnetic resonance imaging (CE-MRI) is crucial for tumor detection and diagnosis, but the use of gadolinium-based contrast agents (GBCAs) in clinical settings rai…

cond-mat.str-el2024

Non-Invertible Duality Transformation Between SPT and SSB Phases

Linhao Li, Masaki Oshikawa, Yunqin Zheng

In 1992, Kennedy and Tasaki constructed a non-local unitary transformation that maps between a spontaneously symmetry breaking phase and the Halda…

quant-ph2023

Duality viewpoint of criticality

Linhao Li, Yuan Yao

In this work, we study quantum many-body systems which are self-dual under duality transformation connecting different symmetry protected topological (SPT) phases. We provide a geo…

cond-mat.str-el2024

Decorated Defect Construction of Gapless-SPT States

Linhao Li, Masaki Oshikawa, Yunqin Zheng

Symmetry protected topological (SPT) phases are one of the simplest, yet nontrivial, gapped systems that go beyond the Landau paradigm. In this work, we study an extension of the n…

cs.CV2025

D2-Mamba: Dual-Scale Fusion and Dual-Path Scanning with SSMs for Shadow Removal

Linhao Li, Boya Jin, Zizhe Li +4

Shadow removal aims to restore images that are partially degraded by shadows, where the degradation is spatially localized and non-uniform. Unlike general restoration tasks that as…

cond-mat.str-el2024

Lieb-Schultz-Mattis Theorem for 1D Quantum Magnets with Antiunitary Translation and Inversion Symmetries

Yuan Yao, Linhao Li, Masaki Oshikawa +1

We study quantum many-body systems in the presence of an exotic antiunitary translation or inversion symmetry involving time reversal. Based on a symmetry-twisting method and spect…

cond-mat.str-el2026

Duality viewpoint of noninvertible symmetry protected topological phases

Weiguang Cao, Masahito Yamazaki, Linhao Li

Recent advancements in generalized symmetries have drawn significant attention to gapped phases of matter exhibiting novel symmetries, such as noninvertible symmetries. By leveragi…

cond-mat.str-el2026

Generalized Kramers-Wannier Duality from Bilinear Phase Map

Linhao Li, Masaki Oshikawa, Han Yan

We present the bilinear phase map (BPM), a concept that generalizes the Kramers-Wannier (KW) transformation to investigate unconventional gapped phases of qudit spin chains. Encodi…

cond-mat.str-el2023

Stability and fine structure of symmetry-enriched quantum criticality in a spin ladder triangular model

Xiao Wang, Linhao Li, Jianda Wu

In this letter, we propose and study a ladder triangular cluster model which possesses a symmetry and an anti-unitary symmetry generated…

cond-mat.str-el2026

Generalized symmetry-protected topological phases in mixed states from gauging dualities

Linhao Li, Zhen Bi, Weiguang Cao

Decoherence in realistic quantum platforms motivates a mixed-state notion of topological phases of matter, including average symmetry-protected topological (ASPT) phases. Alongside…

cond-mat.str-el2022

Fracton Topological Order at Finite Temperature

Xiaoyang Shen, Zhengzhi Wu, Linhao Li +2

As new kinds of stabilizer code models, fracton models have been promising in realizing quantum memory or quantum hard drives. However, it has been shown that the fracton topologic…

cond-mat.str-el2025

Generating Lattice Non-invertible Symmetries

Weiguang Cao, Linhao Li, Masahito Yamazaki

Lattice non-invertible symmetries have rich fusion structures and play important roles in understanding various exotic topological phases. In this paper, we explore methods to gene…

cs.CV2020

A Novel CNN-based Method for Accurate Ship Detection in HR Optical Remote Sensing Images via Rotated Bounding Box

Linhao Li, Zhiqiang Zhou, Bo Wang +2

Currently, reliable and accurate ship detection in optical remote sensing images is still challenging. Even the state-of-the-art convolutional neural network (CNN) based methods ca…

cs.CV2020

Dynamic Anchor Learning for Arbitrary-Oriented Object Detection

Qi Ming, Zhiqiang Zhou, Lingjuan Miao +2

Arbitrary-oriented objects widely appear in natural scenes, aerial photographs, remote sensing images, etc., thus arbitrary-oriented object detection has received considerable atte…

hep-th2024

Boundary conditions and anomalies of conformal field theories in 1+1 dimensions

Linhao Li, Chang-Tse Hsieh, Yuan Yao +1

We study a relationship between conformally invariant boundary conditions and anomalies of conformal field theories (CFTs) in 1+1 dimensions. For a given CFT with a global symmetry…

cond-mat.str-el2026

Mixed-State Topological Phase: Quantized Topological Order Parameter and Lieb-Schultz-Mattis Theorem

Linhao Li, Yuan Yao

We investigate the extension of pure-state symmetry protected topological phases to mixed-state regime with a strong U(1) and a weak symmetries in one-dimensional sp…

cond-mat.str-el2022

Dual topological nonlinear sigma models of theory by dimensional reduction and monopole operators

Zhengzhi Wu, Linhao Li

Nonlinear models (NLSM) with topological terms, i.e., Wess-Zumino-Witten (WZW) terms, or topological NLSM, are potent descriptions of many critical points and phases beyond th…

eess.IV2026

SegRap2025: A Benchmark of Gross Tumor Volume and Lymph Node Clinical Target Volume Segmentation for Radiotherapy Planning of Nasopharyngeal Carcinoma

Jia Fu, Litingyu Wang, He Li +27

Accurate delineation of Gross Tumor Volume (GTV), Lymph Node Clinical Target Volume (LN CTV), and Organ-at-Risk (OAR) from Computed Tomography (CT) scans is essential for precise r…

quant-ph2024

Anomaly in open quantum systems and its implications on mixed-state quantum phases

Zijian Wang, Linhao Li

In this paper, we develop a systematic approach to characterize the 't Hooft anomaly in open quantum systems. Owing to nontrivial couplings to the environment, symmetries in such s…

cond-mat.str-el2024

Noninvertible Symmetry-Enriched Quantum Critical Point

Linhao Li, Rui-Zhen Huang, Weiguang Cao

Noninvertible symmetry generalizes traditional group symmetries, advancing our understanding of quantum matter, especially one-dimensional gapped quantum systems. In critical latti…

cond-mat.str-el2026

Matrix Product States for Modulated Symmetries: SPT, LSM, and Beyond

Amogh Anakru, Linhao Li, Sarvesh Srinivasan +1

Matrix product states (MPS) provide a powerful framework for characterizing one-dimensional symmetry-protected topological (SPT) phases of matter and for formulating Lieb-Schultz-M…

cond-mat.str-el2023

Duality, Criticality, Anomaly, and Topology in Quantum Spin-1 Chains

Hong Yang, Linhao Li, Kouichi Okunishi +1

In quantum spin-1 chains, there is a nonlocal unitary transformation known as the Kennedy-Tasaki transformation , which defines a duality between the Haldane phase a…

cond-mat.str-el2026

Gaplessness indicator by topologically trivial twisting operators

Yuan Yao, Linhao Li, Feng-Feng Song

We propose several general necessary conditions for quantum many-body system in one dimension respecting U(1) symmetry to be gapped. We show that the ground-state expectation value…

cond-mat.str-el2023

Subsystem Non-Invertible Symmetry Operators and Defects

Weiguang Cao, Linhao Li, Masahito Yamazaki +1

We explore non-invertible symmetries in two-dimensional lattice models with subsystem symmetry. We introduce a subsystem -gauging procedure, called the s…

cond-mat.str-el2026

Exact Quantum Many-Body Scars in 2D Quantum Gauge Models

Yuan Miao, Linhao Li, Hosho Katsura +1

The paper identifies exact quantum many-body scar states in a two‑dimensional Z₂ gauge model by exploiting its duality to a spin‑½ XY model on bipartite graphs, showing that these…

#quantum many-body scars#gauge theory#dualities#2d spin models
cs.CL2022

Interactive Model with Structural Loss for Language-based Abductive Reasoning

Linhao Li, Ming Xu, Yongfeng Dong +2

The abductive natural language inference task (NLI) is proposed to infer the most plausible explanation between the cause and the event. In the NLI task, two observations a…

cond-mat.str-el2023

Intrinsically/Purely Gapless-SPT from Non-Invertible Duality Transformations

Linhao Li, Masaki Oshikawa, Yunqin Zheng

The Kennedy-Tasaki (KT) transformation was used to construct the gapped symmetry protected topological (SPT) phase from the symmetry breaking phase with open boundary condition, an…

cs.CV2025

Adaptive Decision Boundary for Few-Shot Class-Incremental Learning

Linhao Li, Yongzhang Tan, Siyuan Yang +3

Few-Shot Class-Incremental Learning (FSCIL) aims to continuously learn new classes from a limited set of training samples without forgetting knowledge of previously learned classes…

cs.CV2025

Unified Start, Personalized End: Progressive Pruning for Efficient 3D Medical Image Segmentation

Linhao Li, Yiwen Ye, Ziyang Chen +1

3D medical image segmentation often faces heavy resource and time consumption, limiting its scalability and rapid deployment in clinical environments. Existing efficient segmentati…

cs.CV2016

Efficient Background Modeling Based on Sparse Representation and Outlier Iterative Removal

Linhao Li, Ping Wang, Qinghua Hu +1

Background modeling is a critical component for various vision-based applications. Most traditional methods tend to be inefficient when solving large-scale problems. In this paper,…