{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001346},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960012133","490:4900001729","470:4700001813","470:4700002454","496:4960012203","490:4900001206","487:4870005287","469:4690002952","470:4700002623","487:4870005714","496:4960012139","490:4900002035","490:4900007152","496:4960012255","469:4690002652","496:4960012195","469:4690001840","490:4900001339","496:4960011744","470:4700002624","487:4870003538","470:4700001092","490:4900001453","487:4870007113","496:4960004970"],"twin_admin_codes":[496,490,470,470,496,490,487,469,470,487,496,490,490,496,469,496,469,490,496,470,487,470,490,487,496],"twin_sims":[0.5825842597084185,0.5545611783885608,0.5389580812943586,0.5267704028889468,0.5199116964422509,0.5151935999222215,0.5149898522840075,0.49911861492962367,0.48377034777281785,0.4740267695101227,0.4722287193998741,0.47192328507607617,0.4687977772600549,0.46751071160798635,0.4635806975502685,0.45842544824673154,0.4566867274332283,0.4559885097829778,0.4502198896091652,0.4428746111199137,0.44168029856086777,0.4413818036072124,0.436218517566527,0.4316100341230858,0.42523939914913667],"twin_dists":[0.13500469536254192,0.1410293593547265,0.1444023820787918,0.1470498677464876,0.14854556466677574,0.14957713285185065,0.14962173191762373,0.15311001368581256,0.15651303443581333,0.1586906257023322,0.15909405610761865,0.15916263746442755,0.15986528948790743,0.16015509860857677,0.1610417253069341,0.16220877369146333,0.1626034411984995,0.16276208050195298,0.1640761687624664,0.16575857907204405,0.16603313802460196,0.16610180357089355,0.16729245323037412,0.16835989985196115,0.16984315671176692],"n_dims_used":45,"mean_confidence":0.9142484029134115},"coverage":{"mean_confidence":0.9142484029134115,"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}}