{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005443},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005037","490:4900005057","490:4900007550","490:4900005833","490:4900005837","490:4900005174","490:4900005060","490:4900005574","490:4900005704","490:4900006208","490:4900005173","490:4900004638","490:4900004918","490:4900007429","490:4900004634","490:4900004633","490:4900004920","490:4900005705","490:4900005575","490:4900007433","490:4900004637","490:4900005823","490:4900003380","490:4900005949","490:4900004774"],"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":[0.3235986163644208,0.1909225248546642,0.14057240515192476,0.12370184197656987,0.12288119107900988,0.11222532012646567,0.10289128384995105,0.08565024510962897,0.07445317314466689,0.06255512718343785,0.06229067350660976,0.05861367797179961,0.05267742239114516,0.05058209848719578,0.050210555822622835,0.047821459841664596,0.045417174033957015,0.041032293718299535,0.04061002178512623,0.03835141123376998,0.037984193190451584,0.034351802067337116,0.029247042593215377,0.02817169334881609,0.027944295994514517],"twin_dists":[0.19509304114877002,0.23634927040269535,0.2572716617657899,0.26552146408457095,0.2659439668194114,0.271636248035731,0.2769758712832667,0.2879281468570797,0.29602181660470983,0.30578241707681925,0.3060160185845702,0.3093514977785583,0.3151199544414166,0.3172851294801935,0.31767681882719906,0.32025483240327607,0.322960272531483,0.3282201379272497,0.3287513182254659,0.3316743166359173,0.33216324594760105,0.3372288435866889,0.3451817023139027,0.3470074031490841,0.3474011288782115],"n_dims_used":44,"mean_confidence":0.91412353515625},"coverage":{"mean_confidence":0.91412353515625,"n_dims_used":44,"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}}