{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007053},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005694","490:4900007050","490:4900005432","490:4900006921","490:4900005156","490:4900005697","490:4900007183","490:4900005699","490:4900006930","490:4900001910","490:4900007054","490:4900006189","490:4900006808","490:4900007039","490:4900002819","490:4900006671","490:4900006080","490:4900006805","490:4900007665","490:4900005431","490:4900007305","490:4900006320","490:4900002520","490:4900005564","490:4900002222"],"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":[0.2919657765966069,0.2651680144713579,0.22321761232310727,0.21974046358174784,0.1985287228724601,0.1910627173227535,0.17845617142689535,0.1537685147279633,0.12334337105121801,0.11189007315152855,0.09936737167629994,0.09805349123742478,0.09077522151897308,0.08205225946919627,0.06407740912127038,0.06238207568799959,0.06126478479824307,0.060925845776555215,0.057319844120049965,0.05717393920783607,0.05654191380479281,0.05546696862457987,0.047782566235456014,0.04296396952337128,0.0417936989812414],"twin_dists":[0.20379278563099507,0.2116110696781782,0.2249198260782086,0.22609414822293572,0.2335446270991273,0.23629688024870857,0.24112010898247163,0.25132018437528003,0.2657057555241468,0.2718219579277861,0.2790900578406786,0.2798933582222499,0.28450333298589575,0.29043135139075926,0.3044532462245356,0.30593518794961955,0.30692999240220126,0.3072347170650307,0.3105661758087092,0.31070456909504013,0.31130744358039103,0.31234571701506714,0.3202976828148613,0.32584747583562707,0.32727389990170236],"n_dims_used":45,"mean_confidence":0.8976267496744792},"coverage":{"mean_confidence":0.8976267496744792,"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}}