{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000662},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000886","480:4800001035","480:4800000648","480:4800001201","480:4800000384","480:4800000996","480:4800000688","480:4800001140","480:4800000513","480:4800000660","480:4800000546","480:4800000508","480:4800000548","480:4800000802","480:4800000839","480:4800000438","480:4800000611","480:4800000542","480:4800000726","480:4800000414","480:4800000680","480:4800000646","480:4800000718","480:4800000654","480:4800000463"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6740274740732762,0.672193678450496,0.6485226655657217,0.6387600083283881,0.6295288935300669,0.5907682140026805,0.5811756976116427,0.5713445032010682,0.5563079951702651,0.5368901403991563,0.5209645715684728,0.5126044203411383,0.5101045184982794,0.5053742861836725,0.5030684464060674,0.49425307684939546,0.4806078525944846,0.44764570858257885,0.44365184818295067,0.4408613102500098,0.4400448367214148,0.4353861935215366,0.4348940929111923,0.42045914543999274,0.41775559594674266],"twin_dists":[0.1153596060183621,0.11575726502618532,0.12086819592510692,0.12296672132895668,0.12494756299107013,0.13325040515127728,0.13530679901086023,0.13741714029141835,0.14065271342903246,0.14485073219885558,0.14831566830211643,0.15014421414775697,0.15069242638185473,0.15173164299143554,0.1522391644969203,0.15418542385907016,0.1572182694611459,0.16466458287839855,0.16558005469856252,0.16622158065769552,0.16640958043916193,0.16748490619619671,0.1675987604414047,0.17096218555045267,0.1715974463202096],"n_dims_used":43,"mean_confidence":0.9167867261309957},"coverage":{"mean_confidence":0.9167867261309957,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}