{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012070},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012071","490:4900011941","490:4900012201","490:4900011534","490:4900011794","490:4900008838","490:4900011790","490:4900012196","490:4900004938","490:4900006492","490:4900004797","490:4900008948","490:4900009268","490:4900007109","490:4900009167","490:4900005482","490:4900011113","490:4900012883","490:4900011921","490:4900012396","490:4900005614","490:4900009053","490:4900005353","490:4900008044","490:4900005075"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.38587352883302145,0.27806441158816697,0.24333537434297406,0.20289611912916075,0.18422273453271365,0.18085734372251255,0.17767564541117858,0.16116105408527148,0.13450178213757422,0.11381739652131478,0.11064869537416315,0.10597197328399068,0.09946980272664652,0.09063907478400379,0.09042191623455188,0.08477379936672612,0.08471585295373149,0.08214030646856017,0.08078320669524443,0.08054587037816495,0.07564981357394256,0.07512748352302234,0.06910231967277855,0.06811108763911745,0.06580448445687873],"twin_dists":[0.17923108475001048,0.20779126496203187,0.2183525527952937,0.23196769865153125,0.2388850285752011,0.24018331310693766,0.24142654913829617,0.24814872452917133,0.26014983653276574,0.27076011212011303,0.27251338112200785,0.2751733991834036,0.27902778253612787,0.28459230598493024,0.2847344401046058,0.2885300655764168,0.28857003610745774,0.29036905801287444,0.29133520564269466,0.29150550369003914,0.2951118918145084,0.29550763248052364,0.30024144420694066,0.30105204591820933,0.3029761794597307],"n_dims_used":45,"mean_confidence":0.9045706854926215},"coverage":{"mean_confidence":0.9045706854926215,"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}}