{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002922},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002480","490:4900003214","490:4900002164","494:4940004073","490:4900004302","490:4900004573","490:4900002608","490:4900002776","487:4870006893","490:4900003897","478:4780010107","490:4900003356","493:4930004598","490:4900004834","490:4900002328","496:4960006495","490:4900003050","496:4960007134","490:4900002899","493:4930004880","496:4960006356","487:4870001865","487:4870013012","490:4900002626","496:4960004051"],"twin_admin_codes":[490,490,490,494,490,490,490,490,487,490,478,490,493,490,490,496,490,496,490,493,496,487,487,490,496],"twin_sims":[0.5328468132007191,0.5016792035526582,0.43385166837668404,0.3653518553229227,0.35172635932315777,0.3427042453189355,0.33692611250737237,0.33496097085033266,0.3202236238752036,0.30959935057658633,0.29750729779466445,0.2786747545345309,0.2746810907147624,0.2702208456547269,0.26710557526802187,0.25910223938655175,0.25374073904369926,0.25355142056137164,0.25294880707806505,0.25181863489109063,0.25176875221787404,0.24613820967787267,0.24586397286975728,0.24560669398349408,0.245363475389794],"twin_dists":[0.14572835376554588,0.15254524550563495,0.1678401099566535,0.18430232215842446,0.1877485455813501,0.19006876855439758,0.19157183549732257,0.19208618959598148,0.19599740104448388,0.19887988872501564,0.20223059343871067,0.20761320804718897,0.20878264236214303,0.210101094151734,0.21102995965394533,0.21344764702108332,0.21509365805818342,0.21515218096495803,0.21533864848031647,0.21568912299006232,0.21570461503411945,0.21746606046776137,0.21755250920394142,0.2176336686688223,0.21771044311839644],"n_dims_used":45,"mean_confidence":0.916668446858724},"coverage":{"mean_confidence":0.916668446858724,"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}}