{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930001855},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001854","493:4930002521","493:4930001033","493:4930002186","488:4880005541","470:4700003625","493:4930001267","496:4960002318","496:4960005452","466:4660011871","480:4800005625","466:4660010915","493:4930002393","493:4930002560","493:4930002520","493:4930002523","466:4660011709","493:4930002691","493:4930002687","478:4780001113","493:4930002355","478:4780001317","493:4930002853","478:4780007325","493:4930003893"],"twin_admin_codes":[493,493,493,493,488,470,493,496,496,466,480,466,493,493,493,493,466,493,493,478,493,478,493,478,493],"twin_sims":[0.051736688458121585,0.02799323727067328,0.0243188908017055,0.014912160354704575,0.012680594127117915,0.011502410771380618,0.010663453688057583,0.009706859971952208,0.00898962889110538,0.008850419713045047,0.008356005467458783,0.008194906316840356,0.005672301085064153,0.005278164973254053,0.005183910026327105,0.005052185153607186,0.004982813659417438,0.004966133962376979,0.0047239308469728064,0.004506496204164523,0.004413604735979715,0.004378847203440171,0.004105529884931435,0.00408397187209433,0.0038125188441743606],"twin_dists":[0.31608302478631073,0.3473161576946663,0.35408376910978206,0.3766619096022355,0.3838524996524191,0.38811393448663056,0.3913914980364082,0.3954213177327371,0.39868225733002094,0.3993419964605051,0.4017626816339071,0.40257917386641434,0.41770996567493596,0.4206079777451668,0.42132995859713007,0.42235911813790034,0.42291091960453503,0.4230446319661508,0.42503354276794997,0.426899447823152,0.42772160689575356,0.42803328011930825,0.4305655784192328,0.4307717774643065,0.4334565710315316],"n_dims_used":45,"mean_confidence":0.9258777194552952},"coverage":{"mean_confidence":0.9258777194552952,"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}}