{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002512},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001611","490:4900002511","490:4900002049","490:4900002352","490:4900002509","490:4900002358","490:4900001478","490:4900002506","496:4960011914","490:4900002508","490:4900001196","490:4900000291","490:4900000294","496:4960011828","490:4900001885","490:4900002662","490:4900002658","490:4900000431","496:4960011750","490:4900002356","496:4960011664","490:4900000191","490:4900001613","490:4900004870","496:4960011475"],"twin_admin_codes":[490,490,490,490,490,490,490,490,496,490,490,490,490,496,490,490,490,490,496,490,496,490,490,490,496],"twin_sims":[0.7119430576931669,0.6555945456854457,0.4881804566183013,0.4784946093101237,0.47278619380006887,0.46159897697635205,0.4593778266823488,0.44923261956888433,0.448407624266431,0.42854702933695255,0.41890667941871496,0.4176902547142308,0.40992171065585786,0.39384065587889383,0.3931621234870393,0.38605816626480227,0.3859991255319694,0.3789432370433596,0.3646946964092122,0.3598993237491734,0.35968111995147806,0.35918501260249847,0.3514633506218612,0.33981072130049494,0.33881132974891465],"twin_dists":[0.10705902198736199,0.11934507915613705,0.15553196791064877,0.15769034156968129,0.15896892050720274,0.1614898021599895,0.1619928239745953,0.16430169221361543,0.16449028963413212,0.16907192182817166,0.17132675991392962,0.17161282136636813,0.1734482493377242,0.17729735880999464,0.1774613305737632,0.17918605912038052,0.17920045566391807,0.1809286190976378,0.18446701428906875,0.18567336940573287,0.18572845608790509,0.18585376456837607,0.18781573811689498,0.19081974673699773,0.19107992225143],"n_dims_used":45,"mean_confidence":0.9148264567057292},"coverage":{"mean_confidence":0.9148264567057292,"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}}