{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005006},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008873","490:4900006291","490:4900005541","470:4700004158","490:4900006059","490:4900007393","490:4900006183","487:4870005726","490:4900007023","490:4900002033","490:4900007274","490:4900008760","496:4960012135","466:4660000803","470:4700002446","466:4660002046","496:4960000819","470:4700003811","496:4960000119","466:4660003028","490:4900007268","490:4900007149","466:4660000527","490:4900007273","470:4700002625"],"twin_admin_codes":[490,490,490,470,490,490,490,487,490,490,490,490,496,466,470,466,496,470,496,466,490,490,466,490,470],"twin_sims":[0.5542123146656945,0.5124737613488911,0.47599587267986493,0.47063735711684207,0.46631587074878517,0.4619106596962311,0.4527660477589194,0.45006213955495505,0.44809829849241034,0.43672311239414074,0.4339765390945201,0.43068906459151873,0.4278328206458556,0.4264854620405411,0.4192050429133686,0.41418032474661376,0.41200920722406703,0.40906538192381997,0.40610736236768225,0.3993548552429951,0.3951703823743082,0.3944581078053459,0.3827100041203473,0.38203022916031526,0.37376370392785213],"twin_dists":[0.1411046022168319,0.15017284999193928,0.15824939498552193,0.15945153922937683,0.1604243860049162,0.16141928436442532,0.163495394944819,0.16411219139519012,0.16456103646670361,0.16717585006125232,0.16781118676579265,0.16857377029375206,0.16923824448978578,0.16955232445302726,0.1712566490779437,0.172440244225957,0.1729535755489683,0.17365149299877417,0.17435500842179263,0.17596961631148414,0.17697640070139303,0.17714826127519853,0.1800041414983135,0.18017065356228193,0.1822071469871177],"n_dims_used":45,"mean_confidence":0.9123936971028646},"coverage":{"mean_confidence":0.9123936971028646,"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}}