~/talks

Xinyu Zhang

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titleconferencedate
From Reservation to 1,600 GPUs: A Petabyte-Scale Ray Data PipelineRay Summit 20262026-08-24
Anyscale and CoreWeave deploy a pipeline that turns a fresh GPU reservation into production in under 24 hours, moving from Ray Core to Ray Data and streaming…
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Miles: Enterprise-Facing Agentic RL FrameworkRay Summit 20262026-08-24
Miles is an open-source PyTorch + Megatron + Ray stack that runs fully async agentic RL at frontier scale: a GM‑5.2 reference run hits ~263s median per step…
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From Bits to Tokens: Knowledge-Driven Generative Communication of Multimodal DataNSDI '262026-05-04
Proposes Knowledge-Driven Communication that sends tokenized semantics instead of bits, using multimodal foundation models and offline LLM-generated task…
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UltraPoser: Pushing the Limits of IMU-based Full-Body Pose Estimation with Ultrasound Sensing on ...UIST 20252025-09-28
UltraPoser fuses IMU data from a smartphone smartwatch and earbud with ultrasound sensing using built-in speakers and microphones to extend coverage and remove…
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SlimWiFi: Ultra-Low-Power IoT Radio Architecture Enabled by Asymmetric CommunicationNSDI 20232023-04-17
Claims a working radio that drops Wi‑Fi transmitter hardware to simple OOK plus open‑loop oscillator and still decodes on unmodified Wi‑Fi APs by exploiting…
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RF-Chord: Towards Deployable RFID Localization System for Logistic NetworksNSDI 20232023-04-17
Claims a deployable RFID locator that meets reliability, throughput and range by combining a digital 200 MHz wideband sniffer (using multisine carriers and…
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Robust Inertial Motion Tracking through Deep Sensor Fusion across Smart Earbuds and SmartphoneUbiComp 20212021-09-21
A system called DeepIT fuses phone and earbud IMUs (using Nokia eSense earbuds streaming gyro/accel over BLE) with an LSTM reliability network and…
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3D Point Cloud Generation with Millimeter-Wave RadarUbiComp 20212021-09-21
System converts commodity vehicle Radar into coherent SAR that outputs 3D point clouds by combining self cross-range tracking with a multi-focusing step and…
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Peer-to-Peer Localization for Single-Antenna DevicesUbiComp 20212021-09-21
P2PLocate localizes a single-antenna device by co-locating a batteryless on-body backscatter tag and using the tag to create intentional multipath plus user…
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RF Vital Sign Sensing Under Free Body MovementUbiComp 20212021-09-21
System combines direct RF sensing during static windows with movement power estimation and LSTM predictors to infer heart rate and respiration under ambulant…
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