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08-31
2022
Order parameter steering by light
An emerging subject in nonequilibrium physics is “order parameter steering” where experimentally controllable perturbations (e.g., light pulses) may drive the order parameters of symmetry broken pha...
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08-31
2022
Engineering entanglement with silicon photonic chips
On-chip generating, controlling, storing and detecting quantum states of light with integrated photonic circuits provides the way to realizing complex quantum technologies for applications in the fiel...
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08-29
2022
Three Facets of Understanding Pre-training: Loss, Inductive Bias, and Implicit Bias
演讲人： Tengyu Ma Stanford University 时间： 2022-08-29 14:30-2022-08-29 15:30 地点：FIT 1-315 +Tencent Meeting （ID: 827-635-732） 内容： AI is undergoing a paradigm shift with the rise of models p...
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08-29
2022
Three Facets of Understanding Pre-training: Loss, Inductive Bias, and Implicit Bias
AI is undergoing a paradigm shift with the rise of models pre-trained with self-supervisions and then adapted to a wide range of downstream tasks. However, their working largely remains a mystery; cla...
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08-18
2022
Probing the subatomic world using photon and electron scatterings
演讲人： Xiaqing Li MIT 时间： 2022-08-18 15:45-2022-08-18 16:45 地点：理科楼B315 内容： Photon and lepton scatterings from the nucleon and nuclei provide snapshots to their structure. A major goal o...
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08-18
2022
Large-N theory of critical Fermi surface and strange metal
演讲人： Haoyu Guo Harvard University 时间： 2022-08-18 15:00-2022-08-18 16:00 地点：Conference Hall 104, Science Building, Tsinghua University 内容： We describe the large N saddle point, and the st...