{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001943},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002032","496:4960006355","487:4870001305","487:4870002888","487:4870001669","487:4870001209","490:4900002148","490:4900003198","487:4870000609","487:4870001398","487:4870003390","487:4870002763","487:4870001504","466:4660013627","466:4660008255","490:4900002608","490:4900003466","490:4900003447","490:4900002488","487:4870002550","487:4870002458","490:4900004269","487:4870003284","494:4940006001","496:4960007142"],"twin_admin_codes":[487,496,487,487,487,487,490,490,487,487,487,487,487,466,466,490,490,490,490,487,487,490,487,494,496],"twin_sims":[0.4277400413824425,0.42048196680119826,0.4146850016422222,0.36439929426715645,0.35585367721532374,0.33029607509593234,0.3295071698099803,0.32946667346961084,0.32565672925779204,0.3170058405422721,0.31153185545421813,0.3015995443418635,0.285270237381675,0.27399479232681034,0.27067231622037824,0.26650420726142904,0.2582557837451823,0.255805899150186,0.25565902169734356,0.2544631759373032,0.2488424929581646,0.24617892981255138,0.24457297561724542,0.24370892915234324,0.24211515776988798],"twin_dists":[0.16925985899831858,0.17095683053919114,0.17232108747898908,0.18454109445035166,0.1866975141763317,0.1933137859199346,0.19352232684657214,0.19353303913340916,0.19454412953893105,0.19686462700477295,0.19835144001556068,0.20108791562192335,0.20570399738015224,0.2089846512979838,0.20996703205578238,0.21121003946741665,0.2137060734302163,0.21445705986929514,0.21450222787333642,0.21487058992059974,0.21661687372025115,0.21745322938623135,0.2179603116989655,0.21823402416828958,0.2187405482021308],"n_dims_used":43,"mean_confidence":0.9137161609738372},"coverage":{"mean_confidence":0.9137161609738372,"n_dims_used":43,"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}}