{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001427},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730002749","499:4990001094","484:4840003946","473:4730001656","473:4730003600","473:4730000130","500:5000002763","470:4700007090","484:4840006612","500:5000001780","499:4990004039","499:4990001121","485:4850000798","500:5000001373","475:4750010645","468:4680005863","475:4750005946","478:4780004048","489:4890001870","485:4850000081","499:4990001180","475:4750007412","475:4750009112","475:4750009478","470:4700008892"],"twin_admin_codes":[473,499,484,473,473,473,500,470,484,500,499,499,485,500,475,468,475,478,489,485,499,475,475,475,470],"twin_sims":[0.363213458430519,0.3442851985607066,0.29009671954496447,0.26581638150411746,0.26561872789945673,0.25955018059779544,0.24700284957941848,0.23453910645441148,0.19151146704462663,0.1796368260073035,0.15879436317941123,0.14890449705385803,0.148030738906544,0.14320012886115988,0.132510638470914,0.13151063676856564,0.12916115573598777,0.12761793758180157,0.1252022119714314,0.12446660205029612,0.1230651971284344,0.12299943937126227,0.11882701775795987,0.11736859031377189,0.11274302225414858],"twin_dists":[0.18483878092725375,0.18965988085368915,0.20432364323085167,0.21141631917946235,0.21147565715902797,0.2133111038553512,0.21719390153026946,0.2211784207403885,0.23612936189337402,0.24065837814386734,0.24915229604950362,0.25346829717607655,0.2538596330543832,0.2560545344465018,0.2611150611430429,0.26160394228609957,0.26276368453253013,0.26353414258406443,0.2647544958004865,0.26512965127928706,0.26584904702499884,0.2658829558455084,0.2680633628130471,0.26883930729582106,0.27135030605818355],"n_dims_used":45,"mean_confidence":0.9147104899088542},"coverage":{"mean_confidence":0.9147104899088542,"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}}