{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001757},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002376","480:4800002149","480:4800002044","480:4800002377","480:4800002095","480:4800002332","480:4800001373","480:4800002098","480:4800002468","480:4800002146","480:4800001424","480:4800002380","480:4800002518","480:4800001931","480:4800002524","480:4800001646","480:4800002286","480:4800002096","480:4800002513","480:4800001584","480:4800002240","480:4800002381","480:4800001531","480:4800001313","480:4800002099"],"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":[0.6474420103434683,0.6235149228125385,0.6234585339221875,0.4773484666974371,0.42115146417904187,0.4111058414279861,0.3747379301202937,0.36624793385237586,0.3649690573619901,0.3338947151588119,0.3133785418229218,0.2551645631001341,0.2505243660703638,0.25004784567279775,0.24966755222589865,0.2485527817240496,0.22898935510880847,0.22156623418996474,0.21866551115117386,0.20518067643924068,0.1982054643043404,0.19480748429471623,0.19291887819823875,0.19156292797913305,0.18861259468336844],"twin_dists":[0.1211007062390636,0.1262367430185198,0.12624882692792933,0.15794665540547054,0.17079978820442307,0.17316751107074105,0.1819660082130162,0.1840779939001316,0.1843982378814694,0.1923659554469047,0.1978482056885596,0.21465440556123483,0.2160917189468846,0.21624028007625024,0.21635897116514222,0.21670756347597495,0.22299716181670268,0.22547600284418534,0.22645970182844657,0.2311520952385363,0.23366229254161833,0.23490726114684465,0.23560574366861725,0.23611016902470727,0.23721639144352116],"n_dims_used":43,"mean_confidence":0.9133577568586483},"coverage":{"mean_confidence":0.9133577568586483,"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}}