{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001622},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001711","500:5000001783","500:5000004646","477:4770001073","477:4770001194","500:5000001708","500:5000004832","485:4850000170","500:5000005023","500:5000002118","477:4770001202","500:5000001784","500:5000005839","500:5000001385","500:5000001174","477:4770000279","485:4850008497","500:5000004647","477:4770000109","485:4850004084","485:4850001238","477:4770000707","477:4770000548","499:4990000070","477:4770000613"],"twin_admin_codes":[500,500,500,477,477,500,500,485,500,500,477,500,500,500,500,477,485,500,477,485,485,477,477,499,477],"twin_sims":[0.5118311111798103,0.37746222865027607,0.2760521118184434,0.23903437558710772,0.2230172759109562,0.22087637834647583,0.21251892571377698,0.20783002535499168,0.20210589363874956,0.195457551413817,0.17540104843679727,0.17185104031839274,0.15775973605943858,0.15199676799575396,0.150499798167731,0.1458341611823551,0.14549475613891663,0.14258636909141328,0.1351612570640587,0.12776701259060916,0.12600404582106692,0.1241172905186785,0.12135011430265476,0.12068289269280398,0.11935777433389543],"twin_dists":[0.1503137230872914,0.1812933195896966,0.20838001244848742,0.21972582499062426,0.22498715185198553,0.22570916315322545,0.22857350651560715,0.23021400241143034,0.23225128100024475,0.2346679287456807,0.24232506690449934,0.24374415439540964,0.24959444141638443,0.25209678575913486,0.2527581446936135,0.2548510213734915,0.2550051895950539,0.2563373236617402,0.25983251699917254,0.26345940966016507,0.2643474683336607,0.2653083877783969,0.2667380043190913,0.26708642654046116,0.26778278737957373],"n_dims_used":45,"mean_confidence":0.9231895446777344},"coverage":{"mean_confidence":0.9231895446777344,"n_dims_used":45,"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}}