{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002187},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002331","490:4900002179","490:4900002346","490:4900004323","490:4900004172","490:4900001201","490:4900002177","490:4900003896","490:4900003895","490:4900004170","490:4900002190","490:4900004185","490:4900003755","490:4900002160","490:4900002333","490:4900001596","490:4900002178","490:4900002194","490:4900002183","490:4900002349","490:4900003754","490:4900002498","490:4900001571","490:4900001166","490:4900001710"],"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":[0.7198103750098471,0.6293342554729546,0.6195441743649122,0.6151712002948975,0.6106350941753532,0.5927120348478911,0.5813150780367882,0.5810307684373771,0.5737637976133274,0.5702089829622248,0.5670041929223776,0.552460181761522,0.5367283970639327,0.5238402096800373,0.517551129568143,0.5158671886454712,0.5123314808388753,0.4959950513421418,0.480398392748589,0.4702587121165454,0.4661541024307509,0.4615768803496944,0.457693816108624,0.4541173175514878,0.4538272309260965],"twin_dists":[0.10531331016726958,0.12498930050834633,0.1270875146118055,0.12802419011169558,0.12899560432374735,0.1328339349054721,0.13527690265038678,0.13533788614687464,0.13689750157651165,0.13766111801537606,0.13834999229284994,0.14148261237139215,0.14488581391262545,0.14768831772725186,0.1490613976523787,0.14942971939132046,0.15020403495631196,0.15380005585724643,0.15726503055609872,0.15953665767138858,0.16046086278956662,0.16149480213002812,0.16237477901868047,0.16318766339453497,0.16325369789527006],"n_dims_used":45,"mean_confidence":0.9176006740993924},"coverage":{"mean_confidence":0.9176006740993924,"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}}