{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002917},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003067","490:4900003472","490:4900004428","490:4900003872","490:4900003343","490:4900004425","490:4900004155","490:4900003069","490:4900002606","490:4900002146","490:4900003865","490:4900003346","490:4900003465","490:4900004305","490:4900003342","490:4900002302","490:4900001719","490:4900003070","490:4900004306","490:4900004154","490:4900004439","490:4900002476","490:4900004014","490:4900002595","490:4900003341"],"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":[0.6528746188956166,0.6153886571027408,0.554660701565201,0.5151269265531507,0.49813351622506535,0.4947439927496475,0.45800359533302437,0.44874627590774185,0.3946640675183754,0.3945035865903704,0.3929572079424699,0.38927021523642286,0.38365204531720803,0.37132462727696197,0.36479092083290277,0.36478814128674497,0.357147700329841,0.3482642365577829,0.3458480466687735,0.3426861183184977,0.3394061062655349,0.33297956485739394,0.3238184588807603,0.31726972490197736,0.31470456989926937],"twin_dists":[0.11993122048883315,0.12797761703577443,0.14100789553521312,0.14959172675121432,0.15332750437202827,0.15407678141374173,0.16230447932114087,0.16441285666515024,0.17709855173203753,0.17713728368063683,0.17751087556684944,0.17840439400815863,0.1797736210310907,0.18281222449387877,0.18444288992043165,0.18444358673380612,0.18636928799432362,0.1886351516082512,0.18925665470237618,0.1900734626238974,0.19092503215084727,0.19260646193749187,0.19503431536357937,0.1967933212874092,0.1974878947405139],"n_dims_used":45,"mean_confidence":0.9169556511773004},"coverage":{"mean_confidence":0.9169556511773004,"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}}