{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003459},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003326","490:4900001698","490:4900001568","490:4900002478","490:4900002163","490:4900003875","490:4900003213","490:4900001723","490:4900003055","494:4940007274","490:4900002912","490:4900003707","494:4940008393","490:4900002631","494:4940008097","490:4900002147","466:4660014204","490:4900002019","490:4900003563","490:4900002473","490:4900002489","490:4900004272","490:4900003850","487:4870007471","490:4900003212"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,494,490,490,494,490,494,490,466,490,490,490,490,490,490,487,490],"twin_sims":[0.672405952816188,0.6121478398390148,0.5980030622511702,0.4933725895668785,0.4900084541362602,0.4572060874708708,0.42797287796437855,0.426231029632849,0.41959222538854496,0.41787509558251024,0.37454782867332376,0.3679982057304178,0.36773326267196216,0.35908788767635824,0.34230249749640224,0.3373095187228563,0.33584696265886965,0.33490157122975733,0.3233630680925706,0.3219075857574159,0.3187548154600435,0.31855934098615984,0.31221007310203464,0.3023710137360004,0.2992443795590877],"twin_dists":[0.11571124781133695,0.12867166385969153,0.1317005946248584,0.15438035927670732,0.15512610589247217,0.1624854963964383,0.1692056194029615,0.16961168060071072,0.171165698743968,0.17156933024799098,0.1820130375931925,0.18364061609633472,0.18370675606402712,0.18587830707260677,0.1901728340571687,0.1914716725550528,0.19185408925606418,0.19210176222440717,0.19515598701783077,0.19554550577340432,0.19639264879800825,0.19644532697294118,0.1981664240339391,0.20087351478829943,0.2017444314424519],"n_dims_used":45,"mean_confidence":0.9181559244791667},"coverage":{"mean_confidence":0.9181559244791667,"n_dims_used":45,"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}}