{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000599},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000636","495:4950001508","495:4950001010","495:4950001389","495:4950001221","495:4950001448","480:4800000637","495:4950000959","495:4950001063","495:4950001062","495:4950001278","495:4950001116","480:4800000635","495:4950000961","495:4950001011","495:4950001567","495:4950001170","480:4800000780","495:4950001333","480:4800000359","495:4950001447","495:4950001064","495:4950001108","495:4950001506","495:4950001281"],"twin_admin_codes":[480,495,495,495,495,495,480,495,495,495,495,495,480,495,495,495,495,480,495,480,495,495,495,495,495],"twin_sims":[0.9141681300725556,0.829165874619129,0.7762279477598448,0.7317112670277066,0.7083352240442665,0.6903349523366116,0.6605524521069152,0.6545196334898551,0.5985146697420806,0.5584633701573823,0.5404960950448983,0.5339347274744756,0.5243784926015256,0.5114700982291457,0.5023596699899944,0.49951542264627846,0.495942034736054,0.4948172077205607,0.48750562997140745,0.4823927916441862,0.4741015258021581,0.4689608255134948,0.464834819543989,0.46401609076677974,0.4638652881306485],"twin_dists":[0.0550216678824724,0.07949656596298219,0.09244090767828121,0.1026533216845528,0.1078564911738242,0.11180954291589816,0.11827548346200938,0.11957677366987783,0.13159102544045317,0.14018821434743772,0.1440691390752286,0.14549208562462598,0.14757097319827112,0.15039287912240043,0.15239529471281574,0.15302244031264445,0.15381177868648757,0.15406058120693303,0.15568191253669375,0.15682005012014014,0.1586738635417046,0.1598285952009295,0.16075850852344378,0.16094337077682572,0.16097743316688934],"n_dims_used":42,"mean_confidence":0.9001844496954055},"coverage":{"mean_confidence":0.9001844496954055,"n_dims_used":42,"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}}