{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001164},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001128","480:4800001025","480:4800000986","495:4950001730","480:4800000985","495:4950001625","480:4800000948","495:4950001207","495:4950001731","495:4950001732","495:4950001097","495:4950001320","495:4950000941","495:4950001564","495:4950001098","495:4950001846","495:4950001110","495:4950001156","495:4950001956","495:4950001111","480:4800000987","495:4950001953","495:4950001045","495:4950001737","480:4800000984"],"twin_admin_codes":[480,480,480,495,480,495,480,495,495,495,495,495,495,495,495,495,495,495,495,495,480,495,495,495,480],"twin_sims":[0.6094034165775771,0.5472238962041859,0.47616762914669963,0.3054317795780357,0.29461650522711064,0.2930498390235172,0.276856171010032,0.2742445256721651,0.22791271972932362,0.1776292685746014,0.16542060528353372,0.13639171648040357,0.12877045357996406,0.12636349542459613,0.1255756254666157,0.12301036033320503,0.11830141697302755,0.11651203632432248,0.10988250436245098,0.10296759769989025,0.10154356862184101,0.10116119792982106,0.10099029039972329,0.09862578687167668,0.09779936473147574],"twin_dists":[0.12925934837630068,0.1426134522972073,0.15821093669490316,0.20002600791330594,0.20304336191083272,0.20348581033461283,0.2081444519850358,0.20891110749114697,0.22335334873776155,0.24144478709446535,0.24636912455053578,0.259243548071098,0.26295808320559194,0.2641656420238571,0.26456469798104376,0.2658773233574925,0.26834215944644396,0.26929848059874734,0.27294313154444666,0.27693071637877376,0.27777765476038646,0.278006647945579,0.27810921945700967,0.2795424282254838,0.28004970326522854],"n_dims_used":43,"mean_confidence":0.9022345432015353},"coverage":{"mean_confidence":0.9022345432015353,"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}}