{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001427},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001486","480:4800001310","480:4800002369","480:4800001473","480:4800001646","480:4800001927","480:4800002270","480:4800002131","480:4800002473","480:4800001584","480:4800002332","480:4800002513","480:4800001923","480:4800001698","480:4800001414","480:4800001312","480:4800001237","480:4800001875","480:4800001356","480:4800002458","480:4800001585","480:4800001371","480:4800001483","480:4800002504","480:4800001925"],"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":[0.8906036974500599,0.7692506611045936,0.7629583165564189,0.7586879218740966,0.7521516420674569,0.7489314759511125,0.7316066157059135,0.6872262590873253,0.6663287791181939,0.6399060000377561,0.6315111020560477,0.6118629435662268,0.6111614905925706,0.582134384351122,0.5783464922692199,0.5780047498634748,0.5763004645429711,0.5739277651915666,0.55245032913389,0.5341928655751993,0.5293024413973414,0.4949130045598399,0.49237890361545034,0.4888503061977421,0.4684014477574319],"twin_dists":[0.06251692542735549,0.09407403696159276,0.09553535508946477,0.09652125738592687,0.09802165809008029,0.09875719329432246,0.10267682131392342,0.11248835596118609,0.11702722874851625,0.12272059990999334,0.12452244431917926,0.12873267278229958,0.12888288286134,0.13510117704230276,0.13591377473289695,0.13598710886869822,0.13635288740504617,0.13686229118805418,0.14148473853323124,0.14543603880664216,0.14649880020322428,0.15403938537895043,0.15460047850955783,0.15538319121617716,0.15995450222312707],"n_dims_used":43,"mean_confidence":0.913477431896121},"coverage":{"mean_confidence":0.913477431896121,"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}}