WebML WG Teleconference – 10 April 2025 - 14:00-15:00 UTC

Latest version: https://github.com/webmachinelearning/meetings/blob/main/telcons/2025-04-10-wg-agenda.md


WebML WG Teleconference – 10 April 2025 - 14:00-15:00 UTC

<https://github.com/webmachinelearning/meetings/blob/main/telcons/2025-04-10-wg-agenda.md#webml-wg-teleconference--10-april-2025---1400-1500-utc>

 Important

We're back to the usual US/Canada time and also start an hour earlier for China and Japan participants.


See the timezone table ...
San Francisco   Thu, 10 April 2025      07:00
Boston  Thu, 10 April 2025      10:00
London  Thu, 10 April 2025      15:00
Berlin  Thu, 10 April 2025      16:00
Helsinki        Thu, 10 April 2025      17:00
Shanghai        Thu, 10 April 2025      22:00
Tokyo   Thu, 10 April 2025      23:00
UTC     Thu, 10 April 2025      14:00 UTC


Other locations: https://www.timeanddate.com/worldclock/fixedtime.html?iso=20250410T14


Logistics

<https://github.com/webmachinelearning/meetings/blob/main/telcons/2025-04-10-wg-agenda.md#logistics>

  *   Chair: Anssi
  *   Scribe: Anssi
  *   IRC: irc://irc.w3.org:6667/#webmachinelearning

  *   IRC web client: https://irc.w3.org/?channels=#webmachinelearning

  *   Zoom joining instructions: https://lists.w3.org/Archives/Member/internal-webmachinelearning/2023Jun/0000.html

  *   Minutes: https://www.w3.org/2025/04/10-webmachinelearning-minutes.html


Agenda
<https://github.com/webmachinelearning/meetings/blob/main/telcons/2025-04-10-wg-agenda.md#agenda>

🧪 Incubations summary
<https://github.com/webmachinelearning/meetings/blob/main/telcons/2025-04-10-wg-agenda.md#-incubations-summary>


A summary of the most recent WebML Community Group meeting will be shared to keep the Working Group abreast of incubations.

🤖 AI Agents
<https://github.com/webmachinelearning/meetings/blob/main/telcons/2025-04-10-wg-agenda.md#-ai-agents>


A debrief on the recent W3C breakout session on AI Agents.

ℹ️ Tensors for graph constants
<https://github.com/webmachinelearning/meetings/blob/main/telcons/2025-04-10-wg-agenda.md#%E2%84%B9%EF%B8%8F-tensors-for-graph-constants>


Discuss PR review feedback and proposed API design alternatives on how to best represent constness.


  *   ⨀ webmachinelearning/webnn#760<https://github.com/webmachinelearning/webnn/issues/760>
  *   ⛙ webmachinelearning/webnn#830<https://github.com/webmachinelearning/webnn/pull/830>

ℹ️ Caching mechanism for MLGraph
<https://github.com/webmachinelearning/meetings/blob/main/telcons/2025-04-10-wg-agenda.md#%E2%84%B9%EF%B8%8F-caching-mechanism-for-mlgraph>


Discuss explainer updates & migration. Review requirements from web frameworks that would use this caching mechanism, related API proposals.


  *   ⨀ webmachinelearning/webnn#807<https://github.com/webmachinelearning/webnn/issues/807>
  *   ☰ Explainer: https://github.com/webmachinelearning/hybrid-ai/blob/main/proposals/cache.md

  *   ☰ OnnxRuntime EP context cache: https://onnxruntime.ai/docs/execution-providers/EP-Context-Design.html

  *   ☰ (related proposal) Cross-Origin Storage API: https://github.com/explainers-by-googlers/cross-origin-storage


ℹ️ Query mechanism for supported devices
<https://github.com/webmachinelearning/meetings/blob/main/telcons/2025-04-10-wg-agenda.md#%E2%84%B9%EF%B8%8F-query-mechanism-for-supported-devices>


Discuss new use case feedback, Apple's device privacy considerations. Address questions on the capacity concept. Review the latest iteration of the API proposal.


  *   ⨀ webmachinelearning/webnn#815<https://github.com/webmachinelearning/webnn/issues/815>

ℹ️ Core operator set
<https://github.com/webmachinelearning/meetings/blob/main/telcons/2025-04-10-wg-agenda.md#%E2%84%B9%EF%B8%8F-core-operator-set>


Revisit our core operator set effort that aims to identify current primitive gaps by mapping compositional fundamentals (e.g. PyTorch prims, TOSA, StableHLO) to WebNN operators.


  *   ⨀ webmachinelearning/webnn#573<https://github.com/webmachinelearning/webnn/issues/573>
  *   ☰ Machine Learning Operator Mapping - All Raw Operators<https://onedrive.live.com/edit?id=EE82F5C6F06C7371!345450&resid=EE82F5C6F06C7371!345450&ithint=file%2Cxlsx&authkey=!AK8f-RDTleqlLXE&wdo=2&cid=ee82f5c6f06c7371>


 Note

We will discuss other open issues<https://github.com/webmachinelearning/webnn/issues> based on participants' suggestions, time allowing.