{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011971},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011781","490:4900010603","490:4900011979","490:4900011968","490:4900010995","490:4900010417","490:4900011846","490:4900011648","490:4900011717","490:4900011315","490:4900011782","490:4900010592","490:4900008999","490:4900011983","490:4900011713","491:4910005516","490:4900011712","490:4900010935","490:4900009325","490:4900012167","490:4900012100","490:4900009221","490:4900011847","490:4900011972","490:4900011714"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3694100976382929,0.15133741730841632,0.1475590025208584,0.12422309205556119,0.08177932789867041,0.06065399822631921,0.05796902732759498,0.05314975899036293,0.05258631232567112,0.049325051941441087,0.04411728839395724,0.040074482611892545,0.034546407876470495,0.03207936231529617,0.030933319279368446,0.030080412212806912,0.029403727402116574,0.028453428236995343,0.026660757533345427,0.02625778157411641,0.02507584305017304,0.024772762258398043,0.024374781235653762,0.023850868349545258,0.0228698857248678],"twin_dists":[0.18328855389402152,0.2523874929915446,0.2540716219598183,0.2652542106840705,0.29062479131957736,0.30748013061977836,0.3099539152045796,0.3146417774558776,0.31521260022067515,0.3186201653934974,0.3244733385365798,0.3294317247669399,0.3369461707696162,0.3406349268175479,0.34243158536002444,0.3438060563070812,0.34492051717246824,0.34652336787133997,0.34967665850662694,0.35041055569477936,0.3526206093940426,0.35320180589361655,0.3539743976790765,0.3550082776958188,0.3569982133601598],"n_dims_used":45,"mean_confidence":0.8903494940863715},"coverage":{"mean_confidence":0.8903494940863715,"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}}