English
Related papers

Related papers: Rethinking massive multiplexing in whispering gall…

200 papers

In this work we compute the resonant wavelength of whispering gallery modes for bulk-fused silica microspheres including chromatic dispersion. This is done following two methods: by solving the exact characteristic equation and, on the…

Optics · Physics 2025-10-21 L. Velázquez-Ibarra , J. Barranco

Whispering gallery modes [WGM] are resonant modes displaying special features: They concentrate along the boundary of the optical cavity at high polar frequencies and they are associated with complex scattering resonances very close to the…

Spectral Theory · Mathematics 2022-07-27 Stéphane Balac , Monique Dauge , Zoïs Moitier

We present a deep neural network based singing voice synthesizer, inspired by the Deep Convolutions Generative Adversarial Networks (DCGAN) architecture and optimized using the Wasserstein-GAN algorithm. We use vocoder parameters for…

Sound · Computer Science 2020-02-13 Pritish Chandna , Merlijn Blaauw , Jordi Bonada , Emilia Gomez

Biomarker detection is an indispensable part of the diagnosis and treatment of low-grade glioma (LGG). However, current LGG biomarker detection methods rely on expensive and complex molecular genetic testing, for which professionals are…

Image and Video Processing · Electrical Eng. & Systems 2026-04-21 Zijie Fang , Yihan Liu , Yifeng Wang , Xiangyang Zhang , Yang Chen , Changjing Cai , Yiyang Lin , Ying Han , Zhi Wang , Shan Zeng , Jun Tan , Yongbing Zhang , Hong Shen

Recently, whispering gallery modes (WGMs) have attracted considerable attention due to their extensive applications in the development of on-chip microcavities, high-sensitivity sensors, and high-performance lasers. Conventional WGMs are…

Optics · Physics 2025-02-10 Hao-Chang Mo , Zi-Xuan Gao , Xiao-Dong Chen , Jian-Wen Dong

Visualizing the details of different cellular structures is of great importance to elucidate cellular functions. However, it is challenging to obtain high quality images of different structures directly due to complex cellular environments.…

Image and Video Processing · Electrical Eng. & Systems 2019-10-01 Yi Liu , Hao Yuan , Zhengyang Wang , Shuiwang Ji

Subject to intricate environmental variables, the precise classification of jamming signals holds paramount significance in the effective implementation of anti-jamming strategies within communication systems. In light of this imperative,…

Signal Processing · Electrical Eng. & Systems 2024-06-27 Xuhui Ding , Yue Zhang , Gaoyang Li , Xiaozheng Gao , Neng Ye , Dusit Niyato , Kai Yang

Speech Emotion Recognition (SER) is a fundamental task to predict the emotion label from speech data. Recent works mostly focus on using convolutional neural networks~(CNNs) to learn local attention map on fixed-scale feature representation…

Sound · Computer Science 2022-04-13 Wenjing Zhu , Xiang Li

Histopathology remains the gold standard for cancer diagnosis and prognosis. With the advent of transcriptome profiling, multi-modal learning combining transcriptomics with histology offers more comprehensive information. However, existing…

Image and Video Processing · Electrical Eng. & Systems 2026-03-03 Yupei Zhang , Xiaofei Wang , Anran Liu , Lequan Yu , Chao Li

When confined in circular cavities, graphene relativistic charge carriers occupy whispering gallery modes (WGM) in analogy to classical acoustic and optical fields. The rich geometrical patterns of the WGM decorating the local density of…

High-fidelity multi-singer singing voice synthesis is challenging for neural vocoder due to the singing voice data shortage, limited singer generalization, and large computational cost. Existing open corpora could not meet requirements for…

Audio and Speech Processing · Electrical Eng. & Systems 2021-12-21 Rongjie Huang , Feiyang Chen , Yi Ren , Jinglin Liu , Chenye Cui , Zhou Zhao

Label-free identification and real-time tracking of biochemical substances became critical for molecular diagnostics and chemical analysis, yet conventional resonant terahertz metasurface sensing relies on a single resonance, limiting…

Cross-channel unlabeled sensing addresses the problem of recovering a multi-channel signal from measurements that were shuffled across channels. This work expands the cross-channel unlabeled sensing framework to signals that lie in a union…

Signal Processing · Electrical Eng. & Systems 2025-06-12 Taulant Koka , Manolis C. Tsakiris , Benjamín Béjar Haro , Michael Muma

The boundary element method is applied to investigate the optical forces when whispering gallery modes (WGMs) are excited by a total internally reflected wave. Such evanescent wave is particularly effective in exciting the high-$Q$ WGM,…

Optics · Physics 2009-01-06 J. J. Xiao , J. Ng , Z. F. Lin , C. T. Chan

Microscopy images contain rich information about how cells respond to perturbations, making them essential to applications like drug screening. To quantify images, researchers often use representation extraction methods, and recent years…

Computer Vision and Pattern Recognition · Computer Science 2026-05-18 Emre Hayir , Lorin Crawford , Alex X. Lu

We demonstrate the efficient coupling (99.5%) of a silica whispering gallery mode microresonator directly with a silicon chip by using a silicon photonic crystal waveguide as a coupler. The efficient coupling is attributed to the small…

In this work, we present an approach for evaluating segmentation strategies and solving the biological problem of creating robust interpretable maps of biological data by employing wards agglomerative hierarchical clustering applied to…

Quantitative Methods · Quantitative Biology 2024-02-13 Richard Tjörnhammar

Optical energy flow inside a dielectric microsphere is usually codirected with the optical wavevector. At the same time, if the optical field in a microsphere is in resonance with one of the high-quality spatial eigenmodes…

Optics · Physics 2022-04-08 Yury E. Geints , Igor V. Minin , Oleg V. Minin

Biomedical decision making involves multiple signal processing, either from different sensors or from different channels. In both cases, information fusion plays a significant role. A deep learning based electroencephalogram channels'…

Signal Processing · Electrical Eng. & Systems 2025-08-05 Fábio Mendonça , Sheikh Shanawaz Mostafa , Diogo Freitas , Fernando Morgado-Dias , Antonio G. Ravelo-García

Integrated photonic circuits are foundational for versatile applications, where high-performance traveling-wave optical resonators are critical. Conventional whispering-gallery mode microresonators (WGMRs) confine light in closed-loop…