{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006224},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006826","490:4900005186","490:4900006218","490:4900007191","490:4900006344","490:4900006340","490:4900005716","490:4900005584","490:4900007680","490:4900007074","490:4900006566","490:4900006342","490:4900005326","490:4900006947","490:4900006583","490:4900007073","490:4900007435","490:4900007678","490:4900006221","490:4900007195","490:4900007315","490:4900006709","490:4900007081","490:4900007693","490:4900004233"],"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":[0.06449040144503457,0.04883867128757125,0.02144175732984272,0.0036489524455315357,0.0009919116280709937,0.0006647155064641264,0.0006573632439916325,0.0003089081803193443,0.00024079900972567796,0.00012272864193159846,0.00012117275454067388,0.00011022026882592518,0.00010065639973729502,0.00008050076130387705,0.00007820560796145265,0.000060893069596166925,0.00006051884414617893,0.00005627469240684556,0.000054694932878453524,0.00004970239572276059,0.00004845981506216686,0.00004525200346353125,0.00004356500235605401,0.00003864934596356153,0.000033358932741951745],"twin_dists":[0.3040971048820981,0.31914434022270083,0.3600318958802146,0.4351595880185209,0.4830170485141405,0.4967983978531292,0.4971758837155088,0.5221686570644747,0.5301535736115366,0.551180187787173,0.5515704891933818,0.554460022179161,0.5572144612343074,0.5639378132473113,0.5648023059883672,0.5722262007637763,0.5724078838085365,0.5745464609480803,0.5753817814641351,0.5781809547770522,0.5789190973048071,0.580911134569926,0.5820132515191763,0.5854727109597416,0.5896983946504909],"n_dims_used":45,"mean_confidence":0.9264333089192708},"coverage":{"mean_confidence":0.9264333089192708,"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}}