{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004461},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000726","490:4900002046","490:4900001433","496:4960011570","490:4900002191","490:4900001218","496:4960006238","490:4900001584","490:4900000215","496:4960011995","490:4900002342","487:4870003007","490:4900001456","466:4660013783","496:4960007018","490:4900001345","490:4900001059","496:4960009185","487:4870003681","496:4960011472","490:4900001350","490:4900002807","493:4930007172","496:4960008958","490:4900004733"],"twin_admin_codes":[490,490,490,496,490,490,496,490,490,496,490,487,490,466,496,490,490,496,487,496,490,490,493,496,490],"twin_sims":[0.524991530372765,0.4914164949434693,0.4626073706924737,0.4561977042286663,0.43411839192257895,0.42970143998839777,0.42861437659915913,0.41346725219415537,0.39930101242423416,0.38542040810103434,0.37914708311188783,0.37906218276314435,0.37416382449025726,0.3516931132321968,0.34769981731001054,0.3391989039438223,0.3379367358974988,0.3374146136525522,0.331231099267109,0.32746417237805125,0.3171293678213826,0.31558601216235727,0.3066631519611943,0.29500173349651704,0.28871422056710694],"twin_dists":[0.14743736533417157,0.1548137939146485,0.16126171504757306,0.16271454100992191,0.16777833414092966,0.1688033262519153,0.16905624408041448,0.17260871142130949,0.17598254016880585,0.17934162603657042,0.18087847590253683,0.18089935857694434,0.18210807251597422,0.1877570377280377,0.18878013000888552,0.1909789746468248,0.19130794764551298,0.19144422777168654,0.19306697314752716,0.19406365724424338,0.19683124381448033,0.19724886417001455,0.19968643641897532,0.20293478128687475,0.2047176189685429],"n_dims_used":45,"mean_confidence":0.9170164320203993},"coverage":{"mean_confidence":0.9170164320203993,"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}}