{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005566},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007664","490:4900007295","490:4900006927","490:4900006687","490:4900006204","490:4900006804","490:4900005567","490:4900001922","490:4900006686","490:4900006097","490:4900007173","490:4900011896","490:4900011364","490:4900011824","490:4900007055","490:4900010907","491:4910001268","490:4900005158","490:4900002975","490:4900003669","490:4900011439","490:4900006332","490:4900011643","490:4900011064","490:4900010317"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490],"twin_sims":[0.1527718464702521,0.04503105674054123,0.03579327625475381,0.028878324414518868,0.018582168920299853,0.010279467910474077,0.0054772689121171175,0.004758149762292069,0.0047180147783462524,0.0022765382067202362,0.0022064525624712226,0.001993769304237634,0.001961661316512711,0.0019527644449621147,0.00178855863826026,0.0013198864766429507,0.001168225187151078,0.001051294397025865,0.0009459630557363213,0.0009383008689484042,0.0008867118357640357,0.0008152568014936352,0.0008059232571298604,0.0007802440987830783,0.0007707348111126438],"twin_dists":[0.2517562363059552,0.32340587839172874,0.33516653440831057,0.34580110788531904,0.36667654320390886,0.3929688137046808,0.4191204318597709,0.4247470158858886,0.4250832707507809,0.4530776919958047,0.4542403306483036,0.45798864914225634,0.4585861913782715,0.45875335723313737,0.46197161003506865,0.4729361060288208,0.47726955492752976,0.4809823431335128,0.4846705334987723,0.4849534887201923,0.4869164275147513,0.4898182291929987,0.4902145868084366,0.49132751840877587,0.49174831111212614],"n_dims_used":45,"mean_confidence":0.8959032694498698},"coverage":{"mean_confidence":0.8959032694498698,"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}}