{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005893},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003186","490:4900004406","490:4900002892","490:4900005892","490:4900002275","494:4940007582","490:4900005375","490:4900004541","490:4900006273","490:4900001023","490:4900007731","490:4900002293","494:4940008497","490:4900001974","490:4900006882","490:4900005242","470:4700005010","490:4900005761","490:4900001009","490:4900004831","490:4900003698","490:4900001139","490:4900006883","490:4900004964","490:4900001979"],"twin_admin_codes":[490,490,490,490,490,494,490,490,490,490,490,490,494,490,490,490,470,490,490,490,490,490,490,490,490],"twin_sims":[0.37759484463755516,0.34943321448165643,0.34322693443184893,0.3366340204944911,0.32934419597186526,0.3211104889200642,0.3116398967640033,0.31117506937395645,0.2860055277939139,0.26732107256144283,0.26606071725932545,0.25882201856267845,0.2580597338479286,0.25588336783667814,0.25569372133262036,0.24779518300749856,0.2426219160917142,0.24206067493163755,0.24076343183546609,0.2373968679250277,0.23657290751316903,0.23467478333793548,0.23335431484786306,0.23194976533497202,0.23089679153752085],"twin_dists":[0.18126063438985437,0.18833527680219944,0.1899334726907716,0.19164818440522033,0.19356544187599348,0.19575924325729108,0.19832195124269375,0.19844886266661674,0.20549280838030862,0.21096549025017367,0.21134300461597752,0.2135331406093012,0.21376600441216914,0.214433243182544,0.2144915555000894,0.21694503910600121,0.21857925972346423,0.21875790173019344,0.21917184107592477,0.22025288593705053,0.2205189890432261,0.22113431315813306,0.2215643006885136,0.22202342435024056,0.22236882447046058],"n_dims_used":45,"mean_confidence":0.9229215833875868},"coverage":{"mean_confidence":0.9229215833875868,"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}}