{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012383},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012455","490:4900012670","490:4900012671","490:4900012731","490:4900012249","490:4900012926","490:4900012246","490:4900012234","490:4900012593","490:4900012250","490:4900012315","490:4900012594","490:4900012379","490:4900012251","490:4900012313","490:4900012298","490:4900012243","490:4900012730","490:4900012454","490:4900013218","490:4900012447","490:4900000758","490:4900013193","490:4900012368","490:4900000978"],"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":[0.6073253099911188,0.5110228228752816,0.4375637180559542,0.3328308979890656,0.26659451301664616,0.25326327475538757,0.22761469754278413,0.21378064652084514,0.1848973365085097,0.1668493901096298,0.16269836865547105,0.1617436514535904,0.16144817657280683,0.13326423601143508,0.13261940622781865,0.1231999199878173,0.1223193940797844,0.11450185247054308,0.09800752661757321,0.08824673320319405,0.0811287322320657,0.08020752142780635,0.07739138427343442,0.07655016822903976,0.07470264420751663],"twin_dists":[0.12970433125947717,0.1504909688423678,0.166981719062567,0.1926455664012164,0.21118298127735582,0.21524130711408837,0.22345214108868727,0.22813626940861803,0.23862680018911447,0.2457796165741846,0.24750256327544407,0.24790332425034506,0.24802770315255845,0.26074847381671823,0.26106205440243024,0.265779618533519,0.266234442050365,0.27038634840507664,0.2799216132411643,0.2861732740729913,0.29108799284208825,0.29174897900037416,0.29380811613521185,0.29443488429152026,0.29583115017224176],"n_dims_used":45,"mean_confidence":0.913041008843316},"coverage":{"mean_confidence":0.913041008843316,"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}}