Hydra — Dual-Head Retrieval and Generation - a athrael-soju Collection

athrael-soju 's Collections

Hydra — Dual-Head Retrieval and Generation

ColQwen3.5 — Qwen3.5 Visual Retrieval

ColGemma4 — Gemma-4 Visual Retrieval

Hydra — Dual-Head Retrieval and Generation

updated Apr 19

Dual-head VLM: ColBERT retrieval + autoregressive generation by toggling one LoRA. Canonical 4B + 0.8B, omni proof-of-concept, baselines.

athrael-soju/HydraQwen3.5-4B

Visual Document Retrieval • Updated May 4 • 10

Note Canonical Hydra-4B (paper version): 4.60B params, dim=320, multilingual.
athrael-soju/HydraQwen3.5-0.8B

Visual Document Retrieval • Updated May 4 • 12

Note Hydra-0.8B (small-scale instantiation; has Gradio demo Space).
athrael-soju/HydraQwen2.5-Omni-3B

Visual Document Retrieval • Updated Apr 18 • 2

Note Hydra-Omni: proof-of-concept on Qwen2.5-Omni-3B for image/audio/video retrieval + speech generation.
athrael-soju/DualHead-GritLM-Qwen3.5-4B

Visual Document Retrieval • Updated Apr 18 • 5 • 1

Note GritLM-style joint-training ablation (paper Sec. 5).