{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001894},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001976","489:4890001975","489:4890001993","489:4890002471","489:4890001808","489:4890002473","489:4890002553","489:4890002317","489:4890001906","489:4890002973","489:4890003491","489:4890001741","489:4890002633","489:4890003150","489:4890002061","489:4890003151","470:4700007919","489:4890002558","489:4890002552","489:4890002987","489:4890002549","489:4890002260","489:4890002988","489:4890002746","489:4890001746"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,489,489,489,489,489],"twin_sims":[0.9729266167769132,0.9259494248472198,0.8889829185715733,0.8531474158621516,0.8528919627762697,0.8133692888504959,0.797391663949105,0.7653862237008097,0.7547202012913273,0.7507703290115835,0.7435040873508261,0.7324921096025079,0.7217030791787618,0.7193111263106673,0.7192445052362822,0.7182188436577988,0.7123736073749591,0.6979147989588216,0.6910536876641968,0.6870542389304912,0.6811947314586734,0.6720116365638371,0.6710132414330524,0.6661019463396414,0.6645188459109285],"twin_dists":[0.03042869116182822,0.05094513216500085,0.06300646497275225,0.07319736380689722,0.07326634008811556,0.08347809190379964,0.08739487653406715,0.09497274774149951,0.09743325522611396,0.0983374583041184,0.09999171908185656,0.10247791828742708,0.1048918771644883,0.10542437714937074,0.10543919520069658,0.10566723654839776,0.10696372822517432,0.11014983635351074,0.11165244979514373,0.11252588795453748,0.11380252441594288,0.1157967253946417,0.11601309404277595,0.11707629251846968,0.1174186096574941],"n_dims_used":45,"mean_confidence":0.9140107048882379},"coverage":{"mean_confidence":0.9140107048882379,"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}}