{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960008683},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000202","496:4960008964","490:4900000327","496:4960008268","490:4900000268","496:4960008378","496:4960008137","490:4900000338","496:4960008031","490:4900004187","487:4870008042","496:4960008152","490:4900004175","466:4660013653","496:4960008681","487:4870004549","466:4660011191","496:4960008859","490:4900001196","496:4960008151","496:4960009179","496:4960008036","487:4870010156","490:4900000090","496:4960008155"],"twin_admin_codes":[490,496,490,496,490,496,496,490,496,490,487,496,490,466,496,487,466,496,490,496,496,496,487,490,496],"twin_sims":[0.5000395328889887,0.36720508405985147,0.36226911301214876,0.3206586939310804,0.31888670088120585,0.31564986343815543,0.3096897928723252,0.2875664789729557,0.266121806894888,0.255825815007748,0.24180785656745163,0.23016105832777706,0.22769087001011934,0.22057515849199308,0.2167398436104363,0.21427830533208705,0.21418533188106273,0.21361831188698202,0.21052476537906833,0.20310540548059056,0.19762227536059548,0.18658644747964984,0.18656384568878678,0.18594368644755085,0.18188858392579965],"twin_dists":[0.1529068017451071,0.18383868091914918,0.1850761968851196,0.1958805216757722,0.196357117427507,0.19723156361123864,0.19885511496171066,0.2050455521646479,0.21132468081504016,0.21445093657553008,0.21883846095120327,0.22261077851553002,0.22342688228481877,0.22581112343912055,0.22711758194914375,0.22796429042101557,0.22799639930935334,0.22819242689371763,0.2292681635438754,0.2318927206866597,0.2338749080216366,0.23798312626555465,0.2379917121048217,0.23822758023298554,0.23978368615929244],"n_dims_used":45,"mean_confidence":0.9160742017957899},"coverage":{"mean_confidence":0.9160742017957899,"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}}