{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002611},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003034","480:4800003555","480:4800002716","480:4800002951","480:4800002718","480:4800002994","480:4800002904","480:4800003293","480:4800003147","480:4800002717","480:4800003074","480:4800002769","480:4800002992","480:4800002902","480:4800002950","480:4800002944","480:4800002768","480:4800002991","480:4800003026","480:4800003076","480:4800002947","480:4800004909","480:4800002993","480:4800002708","480:4800003380"],"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":[0.527719496373584,0.46030432752696476,0.4243957790368581,0.38576629044399824,0.3674371440447425,0.3670735228042793,0.3553086203285085,0.343866635803262,0.29983617570969107,0.2965235236440635,0.2535410889990588,0.2533693499685058,0.24869181418029682,0.24528193239307225,0.22941538211702103,0.22728973023328172,0.21874151488549476,0.21503812709536954,0.20498163311416692,0.20068319972449872,0.20039369525850917,0.1967976218346744,0.1942313119849489,0.1938907904370802,0.18398297979427533],"twin_dists":[0.14684324174814536,0.16178289537254437,0.17004025928366218,0.1792572405688168,0.18378070686634992,0.18387155617199538,0.18683595091484542,0.18976803788668792,0.20157918158705873,0.20250666477868118,0.2151553754989593,0.21520848958015001,0.21666403300414747,0.21773619397474298,0.2228565235572003,0.2235599632380541,0.2264338160780312,0.22770223374383097,0.2312229069741978,0.23276376022039505,0.23286835077358484,0.2341762971990565,0.2351198519929517,0.23524570062815192,0.2389769637974849],"n_dims_used":43,"mean_confidence":0.9112133647120276},"coverage":{"mean_confidence":0.9112133647120276,"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}}