{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001759},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001300","480:4800001370","480:4800001470","480:4800001645","480:4800002047","480:4800001295","480:4800001471","480:4800001230","480:4800001362","480:4800001301","480:4800002191","480:4800002089","480:4800001474","480:4800001479","480:4800001417","480:4800001299","480:4800001932","480:4800001315","480:4800001425","480:4800001537","480:4800001936","480:4800001302","480:4800001303","480:4800001933","480:4800002241"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6523144197632453,0.6417383584641818,0.5361296568770839,0.4559238343060043,0.4463823562179883,0.4106042054799488,0.39898987176485345,0.3853109554131233,0.36808733479611633,0.35870634481427427,0.3570597612976269,0.35500643312246816,0.3307457796511252,0.31796233018072884,0.3094480342309255,0.2777020675919928,0.2678419570757215,0.23859043330265264,0.23066760489790594,0.22397151057387757,0.21220208309430946,0.20936267848714682,0.18149917728690526,0.18031006562201185,0.17431957810050816],"twin_dists":[0.12005188958144809,0.1223269587536837,0.1450156972359049,0.1627767796238536,0.16495383053789783,0.1732863975118075,0.17605723861427058,0.179368336882764,0.1836183714082468,0.18597475207640846,0.1863915741252182,0.18691274947419767,0.1931950323505523,0.19660632745617762,0.1989213462638585,0.20789708517044092,0.2108097926072573,0.21986848274524193,0.22244414047582503,0.22466682860264145,0.2286835811291725,0.22967503345159568,0.23993440058118093,0.24039604980526666,0.2427551861114733],"n_dims_used":43,"mean_confidence":0.9135054654853288},"coverage":{"mean_confidence":0.9135054654853288,"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}}