Publications (43)
XSL: The X-Shooter Spectral Library
Yanping Chen, Scott Trager, Reynier Peletier +1
We are building a new spectral library with the X-Shooter instrument on ESO's VLT: XSL, the X-Shooter Spectral Library. We present our progress in building XSL, which covers the wa…
On the relationship between block spaces and Orlicz spaces
Yanping Chen, Zhengyang Ji, Teng Wang +1
Let and . Let be an -Ahlfors-regular quasi-metric measure space. Suppose that is the block space which consists of all functions…
Hierarchical Prototype-based Domain Priors for Multiple Instance Learning in Multimodal Histopathology Analysis
Xuemei Qiu, Dawei Fan, Yebin Huang +2
Digital pathology has fundamentally altered diagnostic workflows by enabling the computational analysis of gigapixel Whole Slide Images (WSIs), yet effectively deciphering their co…
On Achievable Covert Communication Performance under CSI Estimation Error and Feedback Delay
Jiaqing Bai, Ji He, Yanping Chen +2
Covert communication's effectiveness critically depends on precise channel state information (CSI). This paper investigates the impact of imperfect CSI on achievable covert communi…
Residual-type a posteriori error analysis of HDG methods for Neumann boundary control problems
Haitao Leng, Yanping Chen
We study a posteriori error analysis of linear-quadratic boundary control problems under bilateral box constraints on the control which acts through a Neumann type boundary conditi…
Sparse domination for singular integral operators and their commutators in Dunkl setting with applications
Yanping Chen, Xueting Han
In this paper, we establish sparse dominations for the Dunkl-Calderón-Zygmund operators and their commutators in the Dunkl setting. As applications, we first define the Dunkl-Muck…
A Two Dimensional Feature Engineering Method for Relation Extraction
Hao Wang, Yanping Chen, Weizhe Yang +2
Transforming a sentence into a two-dimensional (2D) representation (e.g., the table filling) has the ability to unfold a semantic plane, where an element of the plane is a word-pai…
A priori and a posteriori error estimates of a really pressure-robust virtual element method for the incompressible Brinkman problem
Yu Xiong, Yanping Chen
This paper presents both a priori and a posteriori error analyses for a really pressure-robust virtual element method to approximate the incompressible Brinkman problem. We constru…
Some jump and variational inequalities for the Calderón commutators and related operators
Yanping Chen, Yong Ding, Guixiang Hong +1
In this paper, we establish jump and variational inequalities for the Calderón commutators, which are typical examples of non-convolution Calderón-Zygmund operators. For this pur…
Calderón's commutator on Stratified Lie groups
Yanping Chen, Zhenbing Gong, Ji Li +2
Motivated by the recent work of Gimperlein and Goffeng on Calderón's commutator on compact Heisenberg type manifolds and the related weak Schatten class estimates, we establish th…
iMaNGA: mock MaNGA galaxies based on IllustrisTNG and MaStar SSPs. -- III. Stellar metallicity drivers in MaNGA and TNG50
Lorenza Nanni, Justus Neumann, Daniel Thomas +6
The iMaNGA project uses a forward-modelling approach to compare the predictions of cosmological simulations with observations from SDSS-IV/MaNGA. We investigate the dependency of a…
estimates and weighted estimates of fractional maximal rough singular integrals on homogeneous groups
Yanping Chen, Zhijie Fan, Ji Li
In this paper, we study the boundedness and boundedness ( and a Muckenhoupt weight) of fractional maximal singular integral operators $T_…
Quantitative weighted bounds for the -variation of singular integrals with rough kernels
Yanping Chen, Guixiang Hong, Ji Li
In this paper, we study the quantitative weighted bounds for the -variational singular integral operators with rough kernels. The main result is for the sharp truncated singular…
A Uniformly Selected, All-Sky Optical AGN catalog, for UHECR Correlation
Ingyin Zaw, Yanping Chen, Glennys R. Farrar
Studies discerning whether there is a significant correlation between UHECR arrival directions and optical AGN are hampered by the lack of a uniformly selected and complete all-sky…
The fractional Riesz transform and their commutator in Dunkl setting
Yanping Chen, Xueting Han, Liangchuan Wu
In this paper, we study the boundedness of the fractional Riesz transforms in the Dunkl setting. Moreover, we establish the necessary and sufficient conditions for the boundedness…
SDSS-IV MaStar: Stellar Parameter Determination with Continuum-Supplemented Full-Spectrum Fitting
Daniel Lazarz, Renbin Yan, Ronald Wilhelm +13
We present a stellar parameter catalog built to accompany the MaStar Stellar Library, which is a comprehensive collection of empirical, medium-resolution stellar spectra. We constr…
Task Decomposition-Guided Reranking for Adaptive Agent Skill Retrieval
Yanping Chen, Weijie Shi, Wen Yang +1
Skill usage can significantly enhance the ability of modern agent systems to complete complex tasks. However, the growing scale of skill libraries makes accurate skill selection in…
Compatible norm convergence of variable-step L1 scheme for the time-fractional MBE mobel with slope selection
Yin Yang, Jindi Wang, Yanping Chen +1
The convergence of variable-step L1 scheme is studied for the time-fractional molecular beam epitaxy (MBE) model with slope selection.A novel asymptotically compatible norm e…
The Fifteenth Data Release of the Sloan Digital Sky Surveys: First Release of MaNGA Derived Quantities, Data Visualization Tools and Stellar Library
D. S. Aguado, Romina Ahumada, Andres Almeida +230
Twenty years have passed since first light for the Sloan Digital Sky Survey (SDSS). Here, we release data taken by the fourth phase of SDSS (SDSS-IV) across its first three years o…
Protocol Programming: A Connection of the Digital World
Yanping Chen, Qinghua Zheng, Ping Chen
The current computer programmings encapsulate attributes and behaviours into objects, but miss the mechanism to support the connection among objects. A programming paradigm is pres…
A Bi-consolidating Model for Joint Relational Triple Extraction
Xiaocheng Luo, Yanping Chen, Ruixue Tang +3
Current methods to extract relational triples directly make a prediction based on a possible entity pair in a raw sentence without depending on entity recognition. The task suffers…
A Reasoning Paradigm for Named Entity Recognition
Hui Huang, Yanping Chen, Ruizhang Huang +2
Generative LLMs typically improve Named Entity Recognition (NER) performance through instruction tuning. They excel at generating entities by semantic pattern matching but lack an…
iMaNGA: mock MaNGA galaxies based on IllustrisTNG and MaStar SSPs. I. Construction and analysis of the mock data cubes
Lorenza Nanni, Daniel Thomas, James Trayford +8
Galaxy formation and evolution simulations are essential tools to probe poorly known astrophysics processes, but particular care is needed to compare simulations with galaxy observ…
The Fourteenth Data Release of the Sloan Digital Sky Survey: First Spectroscopic Data from the extended Baryon Oscillation Spectroscopic Survey and from the second phase of the Apache Point Observatory Galactic Evolution Experiment
Bela Abolfathi, D. S. Aguado, Gabriela Aguilar +344
The fourth generation of the Sloan Digital Sky Survey (SDSS-IV) has been in operation since July 2014. This paper describes the second data release from this phase, and the fourtee…
A Boundary Regression Model for Nested Named Entity Recognition
Yanping Chen, Lefei Wu, Qinghua Zheng +7
Recognizing named entities (NEs) is commonly conducted as a classification problem that predicts a class tag for a word or a NE candidate in a sentence. In shallow structures, cate…
Spectral computation of low probability tails for the homogeneous Boltzmann equation
John Zweck, Yanping Chen, Matthew J. Goeckner +1
We apply the spectral-Lagrangian method of Gamba and Tharkabhushanam for solving the homogeneous Boltzmann equation to compute the low probability tails of the velocity distributio…
Flying Insect Classification with Inexpensive Sensors
Yanping Chen, Adena Why, Gustavo Batista +2
The ability to use inexpensive, noninvasive sensors to accurately classify flying insects would have significant implications for entomological research, and allow for the developm…
SDSS-IV MaStar: Data-driven Parameter Derivation for the MaStar Stellar Library
Julie Imig, Jon A. Holtzman, Renbin Yan +10
The MaNGA Stellar Library (MaStar) is a large collection of high-quality empirical stellar spectra designed to cover all spectral types and ideal for use in the stellar population…
Variational inequalities for the commutators of rough operators with BMO functions
Yanping Chen, Yong Ding, Guixiang Hong +1
In this paper, starting with a relatively simple observation that the variational estimates of the commutators of the standard Calderón-Zygmund operators with the BMO functions ca…
Quantitative weighted bounds for Calderón commutator with rough kernel
Yanping Chen, Ji Li
We consider weighted boundedness ( and a Muckenhoupt weight) of the Calderón commutator associated with rough homogeneous kernel, u…
iMaNGA: mock MaNGA galaxies based on IllustrisTNG and MaStar SSPs -- II. The catalogue
Lorenza Nanni, Daniel Thomas, James Trayford +8
Strengthening the synergy between simulations and observations is essential to test galaxy formation and evolution theories. To achieve this goal, in the first paper of this series…
SDSS-IV MaStar -- A Large and Comprehensive Empirical Stellar Spectral Library: First Release
Renbin Yan, Yanping Chen, Daniel Lazarz +45
We present the first release of the MaNGA Stellar Library (MaStar), which is a large, well-calibrated, high-quality empirical library covering the wavelength range of 3,622-10,354A…
Weighted jump and variational inequalities for rough operators
Yanping Chen, Yong Ding, Guixiang Hong +1
In this paper, we systematically study weighted jump and variational inequalities for rough operators. More precisely, we show some weighted jump and variational inequalities for t…
Optimal control for multiscale equations with rough coefficients
Yanping Chen, Jiaoyan Zeng, Xinliang Liu +1
This paper concerns the convex optimal control problem governed by multiscale elliptic equations with arbitrarily rough coefficients, which has important applications in…
CAMS: Towards Compositional Zero-Shot Learning via Gated Cross-Attention and Multi-Space Disentanglement
Pan Yang, Cheng Deng, Jing Yang +5
Compositional zero-shot learning (CZSL) aims to learn the concepts of attributes and objects in seen compositions and to recognize their unseen compositions. Most Contrastive Langu…
The Thirteenth Data Release of the Sloan Digital Sky Survey: First Spectroscopic Data from the SDSS-IV Survey MApping Nearby Galaxies at Apache Point Observatory
SDSS Collaboration, Franco D. Albareti, Carlos Allende Prieto +335
The fourth generation of the Sloan Digital Sky Survey (SDSS-IV) began observations in July 2014. It pursues three core programs: APOGEE-2, MaNGA, and eBOSS. In addition, eBOSS cont…
Carbon- and Oxygen-rich stars in MaStar: identification and classification
Lewis Hill, Claudia Maraston, Daniel Thomas +5
Carbon- and Oxygen-rich stars populating the Thermally-Pulsing Asymptotic Giant Branch (TP-AGB) phase of stellar evolution are relevant contributors to the spectra of ~1 Gyr old po…
An Event Network for Exploring Open Information
Yanping Chen
In this paper, an event network is presented for exploring open information, where linguistic units about an event are organized for analysing. The process is divided into three st…
SDSS-IV MaNGA: Modeling the Spectral Line Spread Function to Sub-Percent Accuracy
David R. Law, Kyle B. Westfall, Matthew A. Bershady +10
The SDSS-IV Mapping Nearby Galaxies at APO (MaNGA) program has been operating from 2014-2020, and has now observed a sample of 9,269 galaxies in the low redshift universe (z ~ 0.05…
The MaNGA FIREFLY Value-Added-Catalogue: resolved stellar populations of 10,010 nearby galaxies
Justus Neumann, Daniel Thomas, Claudia Maraston +14
We present the MaNGA FIREFLY Value-Added-Catalogue (VAC) - a catalogue of ~3.7 million spatially resolved stellar population properties across 10,010 nearby galaxies from the final…
Annotation of Chinese Predicate Heads and Relevant Elements
Yanping Chen, Wenfan Jin, Yongbin Qin +3
A predicate head is a verbal expression that plays a role as the structural center of a sentence. Identifying predicate heads is critical to understanding a sentence. It plays the…
Error estimate of the nonuniform type formula for the time fractional diffusion-wave equation
Hong Sun, Yanping Chen, Xuan Zhao
In this paper, a temporal nonuniform type difference scheme is built up for the time fractional diffusion-wave equation with the help of the order reduction technique. The unc…
CausalCellSegmenter: Causal Inference inspired Diversified Aggregation Convolution for Pathology Image Segmentation
Dawei Fan, Yifan Gao, Jiaming Yu +7
Deep learning models have shown promising performance for cell nucleus segmentation in the field of pathology image analysis. However, training a robust model from multiple domains…