{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001041},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000680","490:4900001031","490:4900000687","490:4900000926","490:4900002766","494:4940008020","490:4900000606","490:4900000589","490:4900003740","490:4900000580","490:4900003057","494:4940007620","490:4900003350","490:4900001179","494:4940007511","494:4940007823","494:4940007809","490:4900000899","490:4900001180","496:4960007895","496:4960007904","490:4900000808","494:4940008024","490:4900003194","490:4900000912"],"twin_admin_codes":[490,490,490,490,490,494,490,490,490,490,490,494,490,490,494,494,494,490,490,496,496,490,494,490,490],"twin_sims":[0.7074444020074654,0.6604798767861263,0.597348797892839,0.5759191315187664,0.477829135079344,0.4771664306166227,0.4720501734984126,0.4621634236962012,0.44067326052774736,0.41679606452912327,0.39259859173372036,0.3906399819430615,0.38753575368271426,0.38315875362588037,0.3790609688427855,0.3752285848034903,0.3720130404963648,0.3622530713820353,0.35391025061889264,0.34833904619670325,0.34805331762184644,0.33712984165444826,0.33551778988641645,0.3304857589382622,0.32408572378493167],"twin_dists":[0.10805311270503926,0.11829115204451694,0.13184071991334823,0.13643474371926742,0.157839138549329,0.15798738274452595,0.15913414449891383,0.16136210917245916,0.1662648686145419,0.17182333126251287,0.17759761159626328,0.17807197994719587,0.17882610216575712,0.17989429723006117,0.1808996571775871,0.18184467872399512,0.1826412470670966,0.1850802325881109,0.18719162019388744,0.1886159450646668,0.1886893143896741,0.1915186046229437,0.19194028274993286,0.1932636852655889,0.19496295167420996],"n_dims_used":45,"mean_confidence":0.9160072326660156},"coverage":{"mean_confidence":0.9160072326660156,"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}}