{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940001635},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940002140","494:4940002928","494:4940002591","494:4940002818","469:4690001362","494:4940003039","494:4940002033","494:4940002475","494:4940002478","494:4940001094","494:4940001632","494:4940001732","469:4690002826","469:4690002295","494:4940001830","469:4690004193","469:4690003887","469:4690004192","494:4940001390","494:4940003379","469:4690002296","469:4690003718","469:4690002187","469:4690006238","469:4690005801"],"twin_admin_codes":[494,494,494,494,469,494,494,494,494,494,494,494,469,469,494,469,469,469,494,494,469,469,469,469,469],"twin_sims":[0.4528009230004018,0.34738626279680823,0.2655510090311396,0.18473004593113695,0.18227596776470015,0.172208051183925,0.16073130086617493,0.15016071052034036,0.14842696031912475,0.1475382444484278,0.1396444593372132,0.1394596250186308,0.13892177538347553,0.13887318369760654,0.1275683690981203,0.12620281769933586,0.12286857197576045,0.12187138644476758,0.11833308807121026,0.11563368868619614,0.11128327114013085,0.11117309445974509,0.1100117123760723,0.10796149374208329,0.10688858174968753],"twin_dists":[0.16348744838114995,0.1888607241008838,0.21149599349903037,0.23869077479674838,0.23963398069816366,0.24360049963280925,0.24833015726019136,0.2529086247809553,0.2536819641155861,0.254080961713256,0.2577055217853734,0.25779219749734733,0.2580449039385105,0.25806777049507873,0.26355900644597213,0.26424687173303585,0.26595048036734537,0.26646681234237496,0.2683253331921854,0.26977203505142316,0.2721591905616133,0.27222057391227755,0.27287049770529037,0.27403089984893614,0.2746449785227681],"n_dims_used":45,"mean_confidence":0.9133834838867188},"coverage":{"mean_confidence":0.9133834838867188,"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}}