{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002480},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002549","477:4770002483","477:4770002554","489:4890005000","489:4890004967","477:4770002550","489:4890004966","477:4770002686","489:4890005138","477:4770002553","489:4890005056","477:4770002993","477:4770002616","477:4770002485","477:4770003072","489:4890005262","477:4770002620","477:4770003239","489:4890005296","477:4770002411","489:4890005047","489:4890005093","477:4770002838","477:4770002413","477:4770003151"],"twin_admin_codes":[477,477,477,489,489,477,489,477,489,477,489,477,477,477,477,489,477,477,489,477,489,489,477,477,477],"twin_sims":[0.9040618907580892,0.8908331859264004,0.8668187433862751,0.8376822274573649,0.8365935821724868,0.806614533244725,0.8007504996729216,0.7825000827264534,0.7779272774491591,0.7686786678918552,0.7505777407685212,0.7490702034439014,0.7383811459696734,0.7346450137952945,0.7128387376290188,0.6866052128696284,0.6787047307570004,0.6424812909852183,0.6407966862313924,0.6354050393621317,0.6347756197695263,0.6340166898243201,0.6287809581053618,0.6243632300243597,0.6048735361078255],"twin_dists":[0.05833011764507146,0.062447373018902304,0.0694374127685744,0.07729800730828815,0.07758125987446601,0.08514644660428226,0.08657980518676252,0.09096059936772502,0.09204102068428005,0.0942073138652279,0.098381453975839,0.0987255538562285,0.10115132178309419,0.10199371366699486,0.10686075002636525,0.11262384343400199,0.11434401007625572,0.1221673160416619,0.12252927330638914,0.12368697235145226,0.12382205247279274,0.12398490908050404,0.12510794210917608,0.12605494640738676,0.13022932280802313],"n_dims_used":45,"mean_confidence":0.9213977389865451},"coverage":{"mean_confidence":0.9213977389865451,"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}}