{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013045},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012724","490:4900013221","490:4900012233","490:4900013218","490:4900012920","490:4900012919","490:4900012314","490:4900013154","490:4900012723","490:4900012593","490:4900012370","490:4900000980","490:4900013293","490:4900012666","490:4900012368","490:4900013372","490:4900012443","490:4900013009","497:4970001945","490:4900012243","490:4900012236","490:4900012519","494:4940007621","497:4970001947","497:4970000931"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,490,490,494,497,497],"twin_sims":[0.37823009551195186,0.18230207632497525,0.15506963285947517,0.10622591400898261,0.10480178638608628,0.1013127021736611,0.07766613674206994,0.07103691712574256,0.070970536428445,0.06992643195479026,0.06768268131424163,0.06710347813947996,0.06281003505998005,0.05977240022416935,0.05749921850738172,0.038173915117575244,0.0325385785993407,0.031436253757662846,0.030858403154121784,0.02994763041686635,0.02686525891091506,0.025739190298729397,0.024216627494703966,0.022641946682436923,0.022052760944242696],"twin_dists":[0.18110414465298488,0.23962389906628842,0.25075403879912184,0.27502664902918034,0.27585319466745306,0.2779158346834745,0.29360459310212417,0.2986862244627673,0.2987390148465537,0.2995746736685316,0.3014053582612843,0.301885941842216,0.30555801258158927,0.3082822724647793,0.3103964339240085,0.3319101449349816,0.3399303808180443,0.34163623849742575,0.3425510043432267,0.34402303256230515,0.34930787325347795,0.35136944450429614,0.35428445157073823,0.35747117083023505,0.35871312101393926],"n_dims_used":45,"mean_confidence":0.9122482299804687},"coverage":{"mean_confidence":0.9122482299804687,"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}}