{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012539},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012478","490:4900012339","490:4900012610","490:4900012950","490:4900013176","490:4900013212","490:4900012617","490:4900012325","490:4900012274","490:4900012546","490:4900012561","490:4900012615","490:4900012323","490:4900012411","490:4900013141","490:4900013214","490:4900013033","490:4900012270","490:4900013001","490:4900012394","490:4900013029","490:4900013171","490:4900012756","490:4900012819","490:4900013000"],"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":[0.6217905218262352,0.5989090128985863,0.547026750953567,0.4560474784496134,0.4019605837035017,0.3946477680794493,0.3754263282848219,0.37405075292681605,0.3552686407761548,0.3394070432722282,0.3090380031439542,0.28792236202958577,0.2704076798341655,0.26201535172275975,0.25094650359648596,0.25083052911672243,0.24709486945103082,0.22774176641343508,0.22446686414187259,0.22303532862453715,0.210870677289722,0.21065162143193022,0.20325252365968993,0.18493836081051773,0.182279087712021],"twin_dists":[0.12660624725233324,0.1315065720125227,0.14265606330742375,0.16274867905572912,0.17534510758880095,0.17710248525686137,0.1817958025374047,0.182136065058599,0.18684610947265845,0.1909247882532402,0.19903374477720986,0.20494378549046705,0.21004559783955892,0.21256229910915342,0.2159602630613535,0.21599636405902384,0.2171649729071511,0.22341000814634554,0.22450090359875535,0.22498108333964353,0.22914734762574485,0.2292238411601269,0.23184004653850065,0.2386111180567367,0.23963277589939908],"n_dims_used":45,"mean_confidence":0.9130574544270833},"coverage":{"mean_confidence":0.9130574544270833,"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}}