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Speech large language models (LLMs) have driven significant progress in end-to-end speech understanding and recognition, yet they continue to struggle with accurately recognizing rare words and domain-specific terminology. This paper…

Audio and Speech Processing · Electrical Eng. & Systems 2026-01-21 Bo Ren , Ruchao Fan , Yelong Shen , Weizhu Chen , Jinyu Li

Modeling non-Lambertian effects such as facial specularity leads to a more realistic 3D Morphable Face Model. Existing works build parametric models for diffuse and specular albedo using Light Stage data. However, only diffuse and specular…

Computer Vision and Pattern Recognition · Computer Science 2023-03-22 Yuxuan Han , Zhibo Wang , Feng Xu

A cornerstone of geometric reconstruction, rotation averaging seeks the set of absolute rotations that optimally explains a set of measured relative orientations between them. In spite of being an integral part of bundle adjustment and…

Computer Vision and Pattern Recognition · Computer Science 2023-09-08 Gabriel Moreira , Manuel Marques , João Paulo Costeira

Socially assistive robots (SARs) have shown great potential for supplementing well-being support. However, prior studies have found that existing dialogue pipelines for SARs remain limited in real-time latency, back-channeling, and…

Robotics · Computer Science 2025-07-22 Mengxue Fu , Zhonghao Shi , Minyu Huang , Siqi Liu , Mina Kian , Yirui Song , Maja J. Matarić

In this paper, we present an alternative perspective on the mean-field LIBOR market model introduced by Desmettre et al. in arXiv:2109.10779. Our novel approach embeds the mean-field model in a classical setup, but retains the crucial…

Mathematical Finance · Quantitative Finance 2024-02-19 Manuel Hasenbichler , Wolfgang Müller , Stefan Thonhauser

Face recognition systems must be robust to the variation of various factors such as facial expression, illumination, head pose and aging. Especially, the robustness against illumination variation is one of the most important problems to be…

Machine Learning · Computer Science 2012-12-12 Song Han , Jinsong Kim , Cholhun Kim , Jongchol Jo , Sunam Han

We consider an interest rate model with log-normally distributed rates in the terminal measure in discrete time. Such models are used in financial practice as parametric versions of the Markov functional model, or as approximations to the…

Computational Finance · Quantitative Finance 2013-07-30 Dan Pirjol

We give an auction for downward-closed environments that generalizes the random sampling profit extraction auction for digital goods of Fiat et al. (2002). The mechanism divides the agents in to a market and a sample using a biased coin and…

Computer Science and Game Theory · Computer Science 2012-06-22 Bach Q. Ha , Jason D. Hartline

In this research, we present SLYKLatent, a novel approach for enhancing gaze estimation by addressing appearance instability challenges in datasets due to aleatoric uncertainties, covariant shifts, and test domain generalization. SLYKLatent…

Computer Vision and Pattern Recognition · Computer Science 2025-11-06 Samuel Adebayo , Joost C. Dessing , Seán McLoone

We consider the valuation of contingent claims with delayed dynamics in a Black&Scholes complete market model. We find a pricing formula that can be decomposed into terms reflecting the market values of the past and the present, showing how…

Pricing of Securities · Quantitative Finance 2022-07-29 Enrico Biffis , Beniamin Goldys , Cecilia Prosdocimi , Margherita Zanella

Due to the subjective crowdsourcing annotations and the inherent inter-class similarity of facial expressions, the real-world Facial Expression Recognition (FER) datasets usually exhibit ambiguous annotation. To simplify the learning…

Computer Vision and Pattern Recognition · Computer Science 2025-12-04 Weijie Wang , Bo Li , Nicu Sebe , Bruno Lepri

Existing face restoration researches typically relies on either the degradation prior or explicit guidance labels for training, which often results in limited generalization ability over real-world images with heterogeneous degradations and…

Computer Vision and Pattern Recognition · Computer Science 2021-05-25 Lingbo Yang , Chang Liu , Pan Wang , Shanshe Wang , Peiran Ren , Siwei Ma , Wen Gao

We compare various viewpoints on down-sets (simplicial complexes), illustrating how the combinatorial inclusion-exclusion principle may serve as an alternative to more advanced methods of studying their face numbers.

Combinatorics · Mathematics 2015-03-13 Michal Adamaszek

Semi-structured explanation depicts the implicit process of a reasoner with an explicit representation. This explanation highlights how available information in a specific query is utilised and supplemented with information a reasoner…

Computation and Language · Computer Science 2024-01-25 Jiuzhou Han , Wray Buntine , Ehsan Shareghi

A multi-dimensional extension of the structural default model with firms' values driven by diffusion processes with Marshall-Olkin-inspired correlation structure is presented. Semi-analytical methods for solving the forward calibration…

Pricing of Securities · Quantitative Finance 2012-06-15 Alexander Lipton , Ioana Savescu

Positive operator measures (with values in the space of bounded operators on a Hilbert space) and their generalizations, mainly positive sesquilinear form measures, are considered with the aim of providing a framework for their generalized…

Functional Analysis · Mathematics 2015-06-26 Tuomas Hytönen , Juha-Pekka Pellonpää , Kari Ylinen

The aim of this work is to provide fast and accurate approximation schemes for the Monte Carlo pricing of derivatives in LIBOR market models. Standard methods can be applied to solve the stochastic differential equations of the successive…

Computational Finance · Quantitative Finance 2011-07-20 Antonis Papapantoleon , David Skovmand

This paper derives a new semi closed-form approximation formula for pricing an up-and-out barrier option under a certain type of stochastic volatility model including SABR model by applying a rigorous asymptotic expansion method developed…

Computational Finance · Quantitative Finance 2014-06-16 Takashi Kato , Akihiko Takahashi , Toshihiro Yamada

In this paper, we present the decomposed triplane-hash neural radiance fields (DT-NeRF), a framework that significantly improves the photorealistic rendering of talking faces and achieves state-of-the-art results on key evaluation datasets.…

Computer Vision and Pattern Recognition · Computer Science 2023-09-15 Yaoyu Su , Shaohui Wang , Haoqian Wang

Large pretrained language models (PLMs) typically tokenize the input string into contiguous subwords before any pretraining or inference. However, previous studies have claimed that this form of subword tokenization is inadequate for…

Computation and Language · Computer Science 2022-04-12 Omri Keren , Tal Avinari , Reut Tsarfaty , Omer Levy