{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006997},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007737","490:4900007124","490:4900007624","490:4900006762","490:4900007616","490:4900007744","494:4940007335","490:4900001142","494:4940007965","490:4900007370","490:4900006878","490:4900000326","490:4900007613","494:4940007352","494:4940008389","490:4900007502","490:4900006998","490:4900006514","490:4900006875","490:4900007614","494:4940007558","490:4900007243","490:4900006636","494:4940008658","490:4900000773"],"twin_admin_codes":[490,490,490,490,490,490,494,490,494,490,490,490,490,494,494,490,490,490,490,490,494,490,490,494,490],"twin_sims":[0.6504035784556835,0.5676152550535832,0.5525950248479371,0.47217725246379205,0.393710159934413,0.34422289104472326,0.3432058614858603,0.3305647438854505,0.320219946256945,0.3154521824991797,0.3144074030429651,0.3054641268946628,0.2998505791471587,0.29194272487967954,0.2733887517631442,0.27233191577384863,0.26903126748904493,0.2669735241444234,0.2533224610369951,0.24695056657424666,0.24231552368836634,0.2417821700725987,0.23878002443232227,0.23596954992544086,0.2350336673020434],"twin_dists":[0.12046336091452277,0.13821860904328492,0.14145351431432876,0.1591056113099054,0.17732888382095474,0.1896759767504434,0.18993892520961053,0.1932428278468071,0.19599838939742154,0.19728513186856542,0.19756856639542547,0.20001707749174247,0.20157516203150766,0.20379932055285196,0.2091632950572462,0.20947540388105923,0.21045499824677544,0.21106948079128424,0.21522299499335512,0.2172103410140561,0.21867675065754688,0.21884664886801086,0.21980753784067078,0.2207142312285241,0.22101772301960118],"n_dims_used":45,"mean_confidence":0.9231234232584635},"coverage":{"mean_confidence":0.9231234232584635,"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}}