{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000423},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000428","490:4900000288","490:4900000026","490:4900001191","490:4900000433","490:4900000286","496:4960009476","490:4900000589","490:4900000622","490:4900000285","490:4900004045","490:4900000688","490:4900000580","490:4900000718","494:4940008238","490:4900000239","490:4900000489","490:4900000835","490:4900001457","490:4900000608","490:4900000348","490:4900000699","490:4900000510","490:4900000030","490:4900000947"],"twin_admin_codes":[490,490,490,490,490,490,496,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6552146102227406,0.5896545786570356,0.5803595991315014,0.5697593519558108,0.556896460331365,0.5517679668363997,0.5140322897669284,0.5117244390873634,0.48328461014019386,0.48260994266328894,0.48054897175439926,0.463399075949189,0.45875834185505,0.45724082503597846,0.4533199187741949,0.45087499280801535,0.445495807293697,0.42107603615958966,0.41823072833170616,0.4109036433764947,0.40904898459589883,0.4074126791796536,0.405492855153749,0.3957443793356813,0.3876810703404894],"twin_dists":[0.11942698116508846,0.1334890356758345,0.13548185921965072,0.1377577403432938,0.14052586902642536,0.14163200445816332,0.14983139471444026,0.1503371106340722,0.15662125945781177,0.1567716355055081,0.1572314137249412,0.1610827628346935,0.16213327254672752,0.16247760934809333,0.16336921827341916,0.16392662461726434,0.16515699382820193,0.1708174758961737,0.1714856766844683,0.1732154238476322,0.17365538661694793,0.1740442817954387,0.17450144374080745,0.17683800832834848,0.1787907364916721],"n_dims_used":45,"mean_confidence":0.9161933051215277},"coverage":{"mean_confidence":0.9161933051215277,"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}}