{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013175},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012413","490:4900012993","490:4900012950","490:4900013212","490:4900012394","490:4900013141","490:4900012610","490:4900013172","490:4900012323","490:4900012411","490:4900012473","490:4900013144","490:4900013029","490:4900012615","490:4900013171","490:4900012951","490:4900012994","490:4900012270","490:4900012618","490:4900012617","490:4900013109","490:4900012339","490:4900012629","490:4900013000","490:4900012478"],"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":[0.740297869413055,0.6261129150841808,0.5685526089146616,0.5339588433879869,0.5282090913659524,0.5118693207383553,0.5040490826025771,0.4283138567416313,0.4126848097757775,0.40693478239141434,0.38542062090869844,0.36998491717889853,0.3624337707935402,0.35786092372380246,0.34438455656385625,0.3334119727705838,0.31182582235955786,0.31009147723925756,0.29581087344375523,0.2898034269534792,0.28906922566950505,0.28725449052340735,0.2842677803305028,0.2751659922421973,0.24914470221869656],"twin_dists":[0.10071808735661744,0.1256799310537314,0.13801710255696872,0.14548684935646736,0.14673668430839962,0.1503053460530302,0.15202324727589192,0.16912620980766807,0.1727937127415648,0.17415799227605744,0.17934157410647866,0.18314541190310854,0.1850347780388362,0.1861886420085262,0.18963421690688018,0.1924927779645018,0.19827121841509776,0.1987451365163732,0.2027069889159933,0.20440713011600714,0.20461634462014083,0.20513482899337016,0.2059924497216052,0.20864010020864035,0.21652234368458337],"n_dims_used":45,"mean_confidence":0.913341776529948},"coverage":{"mean_confidence":0.913341776529948,"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}}