{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001817},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002048","480:4800001703","480:4800001644","480:4800001475","480:4800001877","480:4800001819","480:4800002432","480:4800001760","480:4800001533","480:4800001534","480:4800001700","480:4800002334","480:4800001818","480:4800001593","480:4800002383","495:4950001364","495:4950001088","480:4800001649","480:4800002387","480:4800001641","480:4800001590","480:4800001876","495:4950001648","495:4950001412","484:4840000886"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,495,480,480,480,480,480,495,495,484],"twin_sims":[0.43004006807432393,0.39142155899131,0.3048778202048215,0.09199734606233875,0.06745803912393215,0.06488676355074341,0.06451622953351482,0.057991885014092304,0.044646190751005004,0.04002431255628153,0.03840282591341495,0.038223150161812984,0.03598484037674856,0.035800628863090884,0.03469289765627106,0.034094694501100434,0.033026010204275855,0.031418658338824304,0.03139041522598629,0.031380939501028236,0.031174008129562496,0.03057558352891874,0.030534203072129576,0.030156376614059104,0.02919964941842572],"twin_dists":[0.1687245939256233,0.17788255194906658,0.2001790295933876,0.28370935642621753,0.3015913519621188,0.3037570538113861,0.30407489422024236,0.3099324608108712,0.32385324074747884,0.32949585881474536,0.3316061777078373,0.33184463642252354,0.3348978055398553,0.33515619753679343,0.33673428147821677,0.33760440147664017,0.33919177601320655,0.34166387967779555,0.34170827534707704,0.34172317800282415,0.3420495870143849,0.34300407844668335,0.34307067025800797,0.34368229329281863,0.3452609407761715],"n_dims_used":43,"mean_confidence":0.9135465400163517},"coverage":{"mean_confidence":0.9135465400163517,"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}}