{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001344},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001518","480:4800001568","480:4800001735","480:4800001521","480:4800001401","480:4800001281","480:4800001400","480:4800001969","480:4800002535","480:4800001665","480:4800001611","480:4800001397","480:4800001831","480:4800001455","480:4800002168","480:4800001519","480:4800001333","480:4800001524","480:4800001279","480:4800002176","480:4800002536","480:4800002248","480:4800001436","480:4800001780","480:4800001387"],"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":[0.527516183395283,0.4660388600161737,0.40708600212179746,0.38426710252853835,0.3601899642556284,0.35962091074209057,0.3308394035690623,0.31719055405108953,0.31338158716772035,0.30911599249754174,0.2996479020068933,0.2797710960140451,0.2593339026764039,0.25864033317375434,0.25746755791423825,0.2552676572956319,0.2550859035861058,0.2514733847564898,0.24955649541574956,0.24368801904501877,0.24230832572717592,0.23717830547849603,0.23349276142428532,0.22361181222009555,0.21958405416762675],"twin_dists":[0.14688749792817885,0.16048685121264727,0.17412200473925776,0.1796232606250113,0.1856000221831775,0.18574365922122177,0.1931703201992894,0.19681471098320874,0.19784737720939422,0.19901235959534658,0.20163173336686377,0.20729396453778692,0.2133770119868856,0.2135886028314234,0.21394720279011062,0.21462266123346646,0.21467863153411515,0.21579638732585474,0.2163936542467254,0.21824065582573632,0.21867904193413967,0.22032341321334614,0.2215191432030131,0.2247874673434059,0.22614726293391063],"n_dims_used":43,"mean_confidence":0.9214867880178053},"coverage":{"mean_confidence":0.9214867880178053,"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}}