{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009724},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009621","490:4900010305","490:4900009622","490:4900009925","490:4900010307","491:4910005416","490:4900009927","490:4900010123","490:4900012088","490:4900007885","490:4900009625","490:4900010477","490:4900011139","490:4900010910","490:4900009823","491:4910005807","490:4900011361","490:4900010841","490:4900009928","490:4900009819","490:4900008118","490:4900008437","491:4910005263","490:4900010306","490:4900010825"],"twin_admin_codes":[490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,491,490,490],"twin_sims":[0.24362922739370804,0.2230561661787911,0.22035329701567602,0.10561574500408441,0.10346875547679793,0.09405508393529623,0.08794494157345856,0.08546591318373223,0.07798017531603489,0.07152657340273327,0.05343996185296334,0.04467267391713686,0.04294089866413355,0.03697187350994673,0.034333279955430784,0.03321701527381533,0.033035676230407644,0.031908229470141075,0.028550602326752623,0.028083914462953705,0.025733608531736483,0.025514578871962318,0.024824684080925735,0.022197057456407734,0.021036083054222617],"twin_dists":[0.21825930361510282,0.22497407909598635,0.22588628121098372,0.2753797217841748,0.27663482808608547,0.2823911404803119,0.28637511894243584,0.2880543319692919,0.29337267686779817,0.2982980477232738,0.31434973207556083,0.32382235366592865,0.32587527878079564,0.3335321387364268,0.33725581872613136,0.3389048816482687,0.3391772234329752,0.34089969049483326,0.3463573730530668,0.3471590623102118,0.351379855713733,0.3517899413318217,0.35310180427527293,0.35840631627042213,0.36092566681327504],"n_dims_used":44,"mean_confidence":0.8836389888416637},"coverage":{"mean_confidence":0.8836389888416637,"n_dims_used":44,"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}}