{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003656},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003664","490:4900001641","490:4900001249","490:4900003264","490:4900003393","490:4900003933","490:4900001769","490:4900003387","490:4900003531","490:4900003804","490:4900002528","490:4900003400","490:4900003658","490:4900003802","490:4900003382","490:4900002842","490:4900001929","490:4900003383","490:4900004351","490:4900001921","490:4900001115","490:4900002380","490:4900002093","490:4900002835","490:4900002690"],"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":[0.23077267679915067,0.16626848751169254,0.12224809481156514,0.09923440186289655,0.08440340984003208,0.08261468768298987,0.0558279294852176,0.05185133109976398,0.049593560993630305,0.04886591452734408,0.04785606203569614,0.043781849404815734,0.04051160742358556,0.03947391968564101,0.03941707494283536,0.03387084810639592,0.033562027651611065,0.031629281345760395,0.03053843167236849,0.03047279596728884,0.030091987396980376,0.029658691396633692,0.029020609772927412,0.027176618459939815,0.024815025405697032],"twin_dists":[0.2224096053115461,0.2460188524622646,0.26627137973624776,0.27917097495203985,0.2887859310154253,0.29003434867753136,0.31199522974802796,0.31596488545299006,0.31833263589165134,0.31911486518207793,0.3202167344568293,0.32486985792058704,0.32887578401794704,0.330203940886797,0.3302775463387819,0.3379333447038095,0.33839021253756635,0.3413338713228809,0.3430638618059975,0.3431696327378339,0.3437871804503886,0.3444980479913174,0.3455612839918704,0.3487510053387716,0.3531203932166265],"n_dims_used":45,"mean_confidence":0.9188530815972222},"coverage":{"mean_confidence":0.9188530815972222,"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}}