A Modulo Sampling Hardware Prototype and Reconstruction Algorithm Evaluation

Kavli Affiliate: Zheng Zhu | First 5 Authors: Jiang Zhu, Junnan Ma, Zhenlong Liu, Fengzhong Qu, Zheng Zhu | Summary: Analog-to-digital converters (ADCs) play a vital important role in any devices via manipulating analog signals in a digital manner. Given that the amplitude of the signal exceeds the dynamic range of the ADCs, clipping occurs […]


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Dynamic strain sensing using Doppler-shift-immune phase-sensitive OFDR with ultra-weak reflection array and frequency-tracking

Kavli Affiliate: Li Xin Li | First 5 Authors: Qiang Yang, Weilin Xie, Congfan Wang, Bowen Li, Xin Li | Summary: In distributed fiber-optic sensing based on optical frequency domain reflectometry (OFDR), Doppler frequency shifts due to the changes of disturbances during one sweep period introduce demodulation errors that accumulate along both the distance and […]


Continue.. Dynamic strain sensing using Doppler-shift-immune phase-sensitive OFDR with ultra-weak reflection array and frequency-tracking

Dynamic strain sensing using Doppler-shift-immune phase-sensitive OFDR with ultra-weak reflection array and frequency-tracking

Kavli Affiliate: Li Xin Li | First 5 Authors: Qiang Yang, Weilin Xie, Congfan Wang, Bowen Li, Xin Li | Summary: In distributed fiber-optic sensing based on optical frequency domain reflectometry (OFDR), Doppler frequency shifts due to the changes of disturbances during one sweep period introduce demodulation errors that accumulate along both the distance and […]


Continue.. Dynamic strain sensing using Doppler-shift-immune phase-sensitive OFDR with ultra-weak reflection array and frequency-tracking

Semi-supervised Chinese Poem-to-Painting Generation via Cycle-consistent Adversarial Networks

Kavli Affiliate: Feng Wang | First 5 Authors: Zhengyang Lu, Tianhao Guo, Feng Wang, , | Summary: Classical Chinese poetry and painting represent the epitome of artistic expression, but the abstract and symbolic nature of their relationship poses a significant challenge for computational translation. Most existing methods rely on large-scale paired datasets, which are scarce […]


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Topological Rigidity and Non-Abelian defect junctions in chiral nematic systems with effective biaxial symmetry

Kavli Affiliate: Mark J. Bowick | First 5 Authors: Jin-Sheng Wu, Roberto Abril Valenzuela, Mark J. Bowick, Ivan I. Smalyukh, | Summary: We study topologically stable defect structures in systems where the defect line classification in three dimensions and associated algebra of interactions (the fundamental group) are governed by the non-Abelian 8-element group, the quaternions […]


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Humanizing the Machine: Proxy Attacks to Mislead LLM Detectors

Kavli Affiliate: Xiang Zhang | First 5 Authors: Tianchun Wang, Yuanzhou Chen, Zichuan Liu, Zhanwen Chen, Haifeng Chen | Summary: The advent of large language models (LLMs) has revolutionized the field of text generation, producing outputs that closely mimic human-like writing. Although academic and industrial institutions have developed detectors to prevent the malicious usage of […]


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MAP: Multi-Human-Value Alignment Palette

Kavli Affiliate: Yi Zhou | First 5 Authors: Xinran Wang, Qi Le, Ammar Ahmed, Enmao Diao, Yi Zhou | Summary: Ensuring that generative AI systems align with human values is essential but challenging, especially when considering multiple human values and their potential trade-offs. Since human values can be personalized and dynamically change over time, the […]


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Closed-loop modulation of remote hippocampal representations with neurofeedback

Kavli Affiliate: Loren Frank | Authors: Michael E. Coulter, Anna K. Gillespie, Joshua P Chu, Eric L. Denovellis, Trevor T.K. Nguyen, Daniel Liu, Katherine Wadhwani, Biabhav Sharma, Kevin Wang, Xinyi Deng, Uri Eden, Caleb Kemere and Loren M. Frank | Summary: Humans can remember specific events without acting on them and can influence which memories […]


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The Atacama Cosmology Telescope: A measurement of galaxy cluster temperatures through relativistic corrections to the thermal Sunyaev-Zeldovich effect

Kavli Affiliate: Blake Sherwin | First 5 Authors: William R. Coulton, Adriaan J. Duivenvoorden, Zachary Atkins, Nicholas Battaglia, Elia Stefano Battistelli | Summary: The high electron temperature in galaxy clusters ($>1,$keV or $>10^7,$K) leads to corrections at the level of a few percent in their thermal Sunyaev-Zeldovich effect signatures. Both the size and frequency dependence […]


Continue.. The Atacama Cosmology Telescope: A measurement of galaxy cluster temperatures through relativistic corrections to the thermal Sunyaev-Zeldovich effect

Tetragonal BaCoO$_3$: A Co$^{4+}$ Ferromagnetic Mott Insulator with Inverted Spin Crossover

Kavli Affiliate: Cheng Peng | First 5 Authors: Mingyu Xu, Haozhe Wang, Krishna Prasad Koirala, Corey Melnick, Cheng Peng | Summary: The interplay between crystal electric field splitting of d states and Hund’s rule exchange energy in cobalt-based perovskites offers a promising avenue for inducing spin-state transitions. This study reports a new body-centered tetragonal (BCT) […]


Continue.. Tetragonal BaCoO$_3$: A Co$^{4+}$ Ferromagnetic Mott Insulator with Inverted Spin Crossover