{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005055},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005189","490:4900004771","490:4900006330","490:4900004911","490:4900004639","490:4900004625","490:4900007188","490:4900007670","490:4900005569","490:4900007551","490:4900005175","490:4900005177","490:4900005321","490:4900007292","490:4900007310","490:4900005836","490:4900001769","490:4900005832","490:4900005965","490:4900005570","490:4900005709","490:4900005703","490:4900003793","490:4900002528","490:4900006085"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.32652211314326907,0.12593646741445408,0.0999246682963528,0.09469403415842502,0.09134602237407449,0.08589209301444461,0.06573537074937373,0.058891622768619166,0.054949664615320165,0.05008499272786047,0.04445585702841444,0.03460785977531266,0.03457884227499716,0.033599214162912325,0.030469417619356,0.025872082260885162,0.02414224905695817,0.022393645902296935,0.021891177225065495,0.020647494083279094,0.017682653687009744,0.017569644067868862,0.016970294343798258,0.014899117355516174,0.014578591564514659],"twin_dists":[0.19431390110233426,0.2643816965576204,0.27875184184693275,0.28198645122340993,0.2841314556707539,0.28776291663463366,0.303034676534708,0.3090934449991641,0.3128513149565804,0.3178097362454404,0.32407567877536164,0.33685719106803097,0.336899190380967,0.3383350096134102,0.3431750821736326,0.351122145902931,0.35443087381227484,0.3579911040274357,0.3590587592863839,0.3617959782526068,0.36895196120095924,0.36924495938165874,0.37082706706864127,0.37670109283824443,0.3776736316145287],"n_dims_used":45,"mean_confidence":0.9230762905544705},"coverage":{"mean_confidence":0.9230762905544705,"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}}