LightMem-Ego: Your AI Memory for Everyday Life

Personal AI assistants on mobile and wearable devices continuously perceive users' daily lives through visual and audio streams. However, answering queries about past experiences requires lightweight multimodal memory that can continuously accumulate, organize, and retrieve long-term experiences, which remains challenging. To address this challenge, we present LightMem-Ego, a lightweight streaming multimodal memory system for everyday-life assistance. The system continuously captures egocentric

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ethics.ai (13 July 2026), “LightMem-Ego: Your AI Memory for Everyday Life,” evidence record 9, https://ethics.ai/record/9 (originally published by arXiv).

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