{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001343},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004372","487:4870001462","487:4870000805","487:4870002494","490:4900001712","487:4870000324","490:4900004286","487:4870003962","496:4960005428","487:4870002178","487:4870003937","494:4940006478","496:4960007559","486:4860000407","494:4940005342","494:4940008727","487:4870004104","487:4870005710","487:4870000530","490:4900012555","490:4900012279","490:4900000627","487:4870004252","487:4870000971","490:4900012833"],"twin_admin_codes":[487,487,487,487,490,487,490,487,496,487,487,494,496,486,494,494,487,487,487,490,490,490,487,487,490],"twin_sims":[0.07172876252519991,0.06548138838443665,0.0491506460079212,0.04158561039263503,0.03921058203305625,0.03574470005784743,0.028078835036283098,0.027268402135738338,0.026940933043958563,0.023405754487361676,0.023160594033735733,0.02164917792134092,0.02067834376701374,0.019735112691760478,0.019541291372312218,0.01849716461130125,0.018392763817214428,0.01601769821199534,0.015839795536648323,0.014624894733910897,0.014609895758722225,0.014520724676506341,0.014011165097121654,0.013849521153121054,0.0135326730325579],"twin_dists":[0.29813838968658035,0.3032500766021305,0.31880762570395504,0.32753104994543647,0.3305456811445618,0.33523487200374563,0.3471678507143402,0.34858789875928176,0.34917202024558813,0.3559022293500112,0.35640091292931186,0.35958058240522633,0.36172636613181175,0.36389690447772494,0.36435409786934714,0.3668873960620072,0.3671475246664454,0.3734455474880229,0.37394966613090536,0.3775319808714172,0.3775778224130085,0.377851216846388,0.3794425236848988,0.3799580006855065,0.3809840267329839],"n_dims_used":43,"mean_confidence":0.9009457078090933},"coverage":{"mean_confidence":0.9009457078090933,"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}}