{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001953},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001802","490:4900001949","490:4900002266","490:4900002109","490:4900002563","490:4900002110","490:4900004103","490:4900004376","490:4900002705","490:4900004515","490:4900001804","490:4900001254","490:4900002265","490:4900002264","490:4900002568","490:4900002417","490:4900001659","490:4900001952","490:4900002401","490:4900009166","490:4900002855","490:4900002424","490:4900002117","490:4900002253","490:4900001798"],"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":[0.45728632110034995,0.42998277663264584,0.4047260620936691,0.37381670386711635,0.3144461178234807,0.2880807761236827,0.28569734665141433,0.28321113832640393,0.2572602879886953,0.2544845890903212,0.24584950209589967,0.23452100313917024,0.2276977594701228,0.20127322112081605,0.18960145877961337,0.18621969763368482,0.17032432512316711,0.16946524790188217,0.16927395072239917,0.16643159329691698,0.162764121687596,0.15785777830435352,0.15725015389088298,0.15270549267236266,0.14823027226017754],"twin_dists":[0.16246727994557153,0.16873791262816892,0.17468430726881845,0.1821940205946449,0.19755805407236846,0.20489851034154916,0.20558128393706007,0.20629715777742327,0.21401068693843167,0.21486398428219447,0.2175570726054662,0.22118430726236193,0.22342459801457065,0.23255092179854492,0.2368442794284523,0.23812253544000117,0.2443609006892504,0.24470968682998281,0.24478752643384616,0.24595161905197835,0.24747502498376098,0.2495524528084984,0.2498129875349184,0.25178534073884073,0.25377011684484335],"n_dims_used":45,"mean_confidence":0.9196629842122396},"coverage":{"mean_confidence":0.9196629842122396,"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}}