PromptEcho: Annotation-Free Reward from Vision-Language Models for Text-to-Image Reinforcement Learning

PromptEcho: Annotation-Free Reward from Vision-Language Models for Text-to-Image Reinforcement Learning | Signal Canvas | ScienceToStartup

Page Freshness

Signal Canvas proof surface

Canonical route: /signal-canvas/promptecho-annotation-free-reward-from-vision-language-models-for-text-to-image-reinforcement-learning

stale

Proof freshness: stale
Proof status: unverified
Display score: 7/10
Last proof check: 2026-04-15
Score updated: 2026-04-15
Score fresh until: 2026-05-15
References: 0
Source count: 3
Coverage: 50%

This page is showing the last landed evidence receipt and score bundle because the latest proof data is outside the freshness window.

Agent Handoff

Canonical ID promptecho-annotation-free-reward-from-vision-language-models-for-text-to-image-reinforcement-learning | Route /signal-canvas/promptecho-annotation-free-reward-from-vision-language-models-for-text-to-image-reinforcement-learning

REST example

curl https://sciencetostartup.com/api/v1/agent-handoff/signal-canvas/promptecho-annotation-free-reward-from-vision-language-models-for-text-to-image-reinforcement-learning

MCP example

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    "paper_ref": "promptecho-annotation-free-reward-from-vision-language-models-for-text-to-image-reinforcement-learning",
    "query_text": "Summarize PromptEcho: Annotation-Free Reward from Vision-Language Models for Text-to-Image Reinforcement Learning"
  }
}

source_context

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  "query": "PromptEcho: Annotation-Free Reward from Vision-Language Models for Text-to-Image Reinforcement Learning",
  "normalized_query": "2604.12652",
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  "topic_slug": null,
  "benchmark_ref": null,
  "dataset_ref": null
}

Evidence Receipt

Route status: building

Claims: 0

References: Pending verification

Proof: Verification pending

Freshness state: computing

Source paper: PromptEcho: Annotation-Free Reward from Vision-Language Models for Text-to-Image Reinforcement Learning

PDF: https://arxiv.org/pdf/2604.12652v1

Source count: 3

Coverage: 50%

Last proof check: 2026-04-15T16:58:24.868Z

Signal Canvas receipt window

Watch and verify: PromptEcho: Annotation-Free Reward from Vision-Language Models for Text-to-Image Reinforcement Learning

/buildability/promptecho-annotation-free-reward-from-vision-language-models-for-text-to-image-reinforcement-learning

Watchwatch

Subject: PromptEcho: Annotation-Free Reward from Vision-Language Models for Text-to-Image Reinforcement Learning

Verdict

Watch

Verdict is Watch because viability or proof quality is intermediate and should be re-evaluated before execution.

PromptEcho: Annotation-Free Reward from Vision-Language Models for Text-to-Image Reinforcement Learning

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