{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000899},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001028","470:4700000998","470:4700001440","470:4700000197","472:4720000830","488:4880004821","472:4720000505","470:4700003619","470:4700000647","470:4700001296","499:4990000910","496:4960000257","472:4720000384","470:4700008602","499:4990000448","472:4720001326","470:4700007622","470:4700002527","470:4700001301","481:4810001286","472:4720002556","488:4880000088","496:4960005806","488:4880001429","488:4880000598"],"twin_admin_codes":[470,470,470,470,472,488,472,470,470,470,499,496,472,470,499,472,470,470,470,481,472,488,496,488,488],"twin_sims":[0.546245515236254,0.5243339933457072,0.5216711674433515,0.4712272961032011,0.460722804816809,0.45050592920721616,0.4490299908642221,0.4459407327379268,0.43993944975463056,0.4350253886313324,0.4324822266362031,0.419993771820127,0.41968801091904095,0.4153276797371955,0.40529308211965737,0.40415030676616387,0.4008980537457615,0.39744420915137746,0.39683273157749976,0.391452379074246,0.3897791657111957,0.38858196331094236,0.3884769751411365,0.385640386232607,0.3848913912910859],"twin_dists":[0.1428249456692156,0.14758067290902024,0.14816144319889743,0.15931896832917208,0.16168812517082876,0.16401086289821704,0.16434800192814025,0.1650550146124491,0.16643385658151189,0.1675683783428858,0.16815752687945967,0.17107141187803862,0.17114320393011195,0.17216943858141875,0.17454907039449702,0.17482171428592502,0.17559953940284698,0.17642871505847013,0.17657585684292829,0.17787508582128517,0.17828081828005754,0.17857162590526848,0.17859714825218093,0.17928795345607834,0.17947076082240623],"n_dims_used":43,"mean_confidence":0.9127269123875817},"coverage":{"mean_confidence":0.9127269123875817,"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}}