{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000801},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000766","480:4800000551","480:4800000933","480:4800000316","480:4800000512","480:4800000800","480:4800000974","480:4800001082","480:4800000733","480:4800000537","480:4800000841","480:4800000722","480:4800000477","480:4800001150","494:4940006050","494:4940005591","480:4800000802","480:4800000957","480:4800000652","494:4940000528","480:4800000508","480:4800000583","494:4940001472","480:4800000405","480:4800001038"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,494,494,480,480,480,494,480,480,494,480,480],"twin_sims":[0.4592989505570323,0.4067101802257462,0.4028439871265061,0.3906461507132481,0.2983422861362016,0.2958393922764283,0.2709416097642337,0.24118478216992162,0.2330180651915271,0.2327375504981638,0.2316558524592059,0.2144834863964401,0.20728159248834005,0.20688526766646964,0.20664445015744712,0.20403193329849065,0.19919549701442912,0.1901608310712605,0.18444174031655114,0.18326317783016183,0.17738279581024857,0.17205136758485925,0.16569319361617058,0.16493810629560982,0.16349177909389356],"twin_dists":[0.16201070287384822,0.17421145445255443,0.17513380023340655,0.1780704841510851,0.20199669565316689,0.2026989668867557,0.20988713231443298,0.21903723353353552,0.22167404940657215,0.22176568636036326,0.22211973064861645,0.2278934633027906,0.23040752082462856,0.23054758436972245,0.23063278018419708,0.23156142239699548,0.23330234001727934,0.23663438703766349,0.23880112327845843,0.2392534839472128,0.2415417707463961,0.24366352002153402,0.24625637342705944,0.24656903072115996,0.2471708085806191],"n_dims_used":43,"mean_confidence":0.9153192209642987},"coverage":{"mean_confidence":0.9153192209642987,"n_dims_used":43,"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}}