{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001583},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004023","490:4900002625","494:4940007986","490:4900001876","496:4960000240","490:4900004188","490:4900002752","490:4900001330","490:4900003869","490:4900005917","490:4900001021","490:4900002887","487:4870011462","487:4870012022","487:4870011461","490:4900004134","490:4900003730","496:4960000005","478:4780006038","466:4660005015","490:4900002299","487:4870001315","490:4900001423","490:4900007392","490:4900000050"],"twin_admin_codes":[490,490,494,490,496,490,490,490,490,490,490,490,487,487,487,490,490,496,478,466,490,487,490,490,490],"twin_sims":[0.1639848411940207,0.13331445718879165,0.13296480366794025,0.13148844816205818,0.10919363034488898,0.10162202499097756,0.09713257472985255,0.09556732269243448,0.08604548785007095,0.08293036265257918,0.08181594693663802,0.07888395742175086,0.07876446255547763,0.0780413564639086,0.07046306730662749,0.06848583949655579,0.06768601485325668,0.06312563822013746,0.0630841750492017,0.061760218352464834,0.06057529484245747,0.059718247080932554,0.057435719789096666,0.057108327544303804,0.0554873691311701],"twin_dists":[0.2469652276601876,0.26072409920690004,0.2608939454282668,0.26161482156637256,0.2733314989893893,0.27773075235528566,0.2804614509759102,0.2814368051464865,0.2876583093696905,0.2898124683084773,0.29059880764152823,0.2927094010959214,0.2927967456703546,0.2933275822708765,0.29914391729775264,0.30074446316963116,0.30140260202781927,0.3052812073756655,0.30531750859395523,0.30648705105241675,0.3075513496788549,0.3083318613098851,0.3104564727098918,0.31076689789142276,0.312325858232972],"n_dims_used":45,"mean_confidence":0.915210469563802},"coverage":{"mean_confidence":0.915210469563802,"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}}