{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002335},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002431","480:4800002242","480:4800002290","480:4800002287","480:4800002430","480:4800001992","480:4800001421","480:4800002384","480:4800002334","480:4800001535","480:4800001876","480:4800002092","480:4800001419","480:4800001590","480:4800002245","480:4800001476","480:4800001641","480:4800001700","480:4800001251","480:4800001420","480:4800001589","480:4800002382","480:4800001877","495:4950002455","480:4800001528"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,480],"twin_sims":[0.5932446645846168,0.5545979233279551,0.5480117355698785,0.46120577948695873,0.3995065890436835,0.3725448024235702,0.355764642482256,0.3161900833920784,0.2670414583266916,0.22605609451571337,0.22494788665186707,0.22090233202066295,0.20758911677974495,0.2043375923369033,0.19669774458952638,0.19597669082578226,0.1912782578681396,0.18733657538187493,0.17289911390491136,0.1622552523296903,0.15980328441449643,0.1411805203647644,0.14006088472564815,0.13784964228433003,0.1312260994465806],"twin_dists":[0.1327198280257457,0.1410214346325604,0.14244319462199467,0.16157878656217772,0.17593320001120946,0.18250928332611913,0.18672012025338325,0.19708526978001778,0.21104914748146852,0.2239702086663972,0.22434001195556255,0.22570038241538667,0.23029896576036724,0.2314523542918365,0.23421285901795158,0.23447719571169137,0.23621638470124215,0.23769858521815587,0.24332303285570805,0.24768835726052266,0.24872315197215059,0.2569884945867502,0.25751055751379176,0.2585508293651262,0.26174355859035564],"n_dims_used":43,"mean_confidence":0.9134457610374274},"coverage":{"mean_confidence":0.9134457610374274,"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}}