{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001386},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001567","480:4800001377","480:4800001445","480:4800001851","480:4800001833","466:4660004801","480:4800001620","480:4800001613","480:4800001334","480:4800001578","496:4960008827","496:4960009419","480:4800001391","480:4800000854","480:4800000594","480:4800002222","496:4960010702","480:4800001615","496:4960011334","480:4800001434","470:4700005362","480:4800000589","480:4800000774","496:4960008922","480:4800001790"],"twin_admin_codes":[480,480,480,480,480,466,480,480,480,480,496,496,480,480,480,480,496,480,496,480,470,480,480,496,480],"twin_sims":[0.28265199947363256,0.2570268156065968,0.22562574128814233,0.18145943688468671,0.1758756180734356,0.17212496811367198,0.15444490400119884,0.1453227180825308,0.1419236367964366,0.14099757654058825,0.1404696167761569,0.12795505663360218,0.11522737028493872,0.11327604607848964,0.1122357554415966,0.11008924688380846,0.10428106636931853,0.10341561568873656,0.10054078790149959,0.0953334507806593,0.09401645449206228,0.0929917984269474,0.09098768209268093,0.09036014901253024,0.08363027095076712],"twin_dists":[0.2064586765002245,0.21408223527582423,0.22411367200476584,0.23994979440064634,0.24213691921565228,0.24363391171993806,0.2510254363330977,0.25508343631186076,0.2566436947387862,0.2570735861745595,0.2573196150134459,0.26336523521962374,0.2699920336775514,0.2710569571116779,0.2716304742706493,0.27282694362146254,0.2761575962244062,0.27666614928589744,0.27837964145009564,0.28158361463729326,0.28241567644463633,0.2830694211845209,0.28436469908282397,0.28477491722068893,0.2893229162088572],"n_dims_used":43,"mean_confidence":0.9207037105116733},"coverage":{"mean_confidence":0.9207037105116733,"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}}