{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008319},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008759","490:4900008427","490:4900008201","490:4900008761","490:4900008316","490:4900002029","490:4900006182","490:4900006165","490:4900008762","490:4900008318","490:4900009512","490:4900004874","490:4900007515","490:4900001728","490:4900005910","490:4900002925","490:4900007506","490:4900005118","487:4870005728","490:4900007395","493:4930006731","490:4900008202","487:4870006154","490:4900008873","487:4870005272"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,493,490,487,490,487],"twin_sims":[0.8754354835707482,0.7864509063455223,0.5999755246813929,0.4670527236947507,0.46245028487854867,0.4612146159977864,0.4434242165112043,0.431777193943371,0.4180106467611193,0.41133898049876705,0.40236025237112943,0.4017140394317557,0.39373215988503607,0.3930549863390247,0.3768816603133239,0.3728490311136821,0.3659808964682526,0.35685923880046055,0.35127741423644726,0.3389667105187456,0.33890480415056135,0.3247874699124918,0.3237396916264761,0.32303617834385373,0.31874957074516447],"twin_dists":[0.06699152687570022,0.09002184837770759,0.13127817209209286,0.16025828972120895,0.16129723454045194,0.16157678647949092,0.16563232716061518,0.16832110131451383,0.17153744169754198,0.1731122793161794,0.1752494821826506,0.17540411759199506,0.17732356876708366,0.1774872329647039,0.1814364752449797,0.18243382678200715,0.18414481632866625,0.18644240251784192,0.1878632563209323,0.19103944431005163,0.19105557022093592,0.1947757306864599,0.19505535364062082,0.19524338453004583,0.19639406195237238],"n_dims_used":45,"mean_confidence":0.9107266743977864},"coverage":{"mean_confidence":0.9107266743977864,"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}}