{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002847},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003951","490:4900003123","490:4900003136","490:4900003655","490:4900003650","490:4900002699","490:4900004218","490:4900002543","490:4900003128","490:4900002549","490:4900002084","490:4900004225","490:4900003389","490:4900002984","490:4900004087","490:4900003122","490:4900002244","490:4900002981","490:4900003397","490:4900001928","490:4900001927","490:4900002383","490:4900003670","490:4900004770","490:4900001119"],"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":[0.6309259658411273,0.34288556806900394,0.33591888240807083,0.2987019390953787,0.22339086802123378,0.18817130254394865,0.1625203453595889,0.15715118747218185,0.1513061690715771,0.12625299881516178,0.1213963013853299,0.08591171015680815,0.0849926342258062,0.08086883814839632,0.07852211349385599,0.07366699404259747,0.07285697564795228,0.06490793350277951,0.06134960035904688,0.05306827394689097,0.04959422913826132,0.046790451442847075,0.04509839797753903,0.043278897772750013,0.03969293127599931],"twin_dists":[0.12464794859376362,0.19002182148178542,0.19183526325049083,0.2018960676626514,0.22486163361813108,0.2373828916061493,0.24757716242806835,0.24985549147679909,0.25240129340281736,0.2642214945374828,0.26671393963901296,0.28774953047699986,0.2883793129096182,0.2912738601586963,0.29297421768172566,0.2966260744815661,0.297254132062427,0.30373893927620094,0.30685395516296704,0.31472401767898306,0.31833192203784755,0.32140071285524224,0.3233279319050658,0.3254692023975087,0.3299211885163746],"n_dims_used":45,"mean_confidence":0.9186031765407986},"coverage":{"mean_confidence":0.9186031765407986,"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}}