{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980004562},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980003573","498:4980004699","500:5000009219","498:4980004747","468:4680009164","468:4680008409","498:4980004529","498:4980004607","468:4680009563","468:4680009078","498:4980004713","468:4680008402","468:4680007697","500:5000010577","468:4680008080","468:4680008304","500:5000009206","468:4680007810","498:4980003020","468:4680009170","500:5000008290","500:5000009334","500:5000009870","468:4680008295","500:5000009323"],"twin_admin_codes":[498,498,500,498,468,468,498,498,468,468,498,468,468,500,468,468,500,468,498,468,500,500,500,468,500],"twin_sims":[0.5774881943195254,0.5679791413095638,0.5124177101641653,0.4750206344717711,0.4595771062802065,0.3953192166545964,0.38816115205542256,0.38681554001944773,0.3810846373811114,0.3652533048670826,0.3640870837814203,0.36291160151129886,0.36167584584220464,0.34851372866313524,0.3426382131586207,0.34143604674776845,0.3206062560664056,0.3174142100711486,0.3168494347283,0.31307737199403124,0.3117961411834551,0.3097559743858938,0.30653679587192717,0.30156737315545107,0.30078187768605963],"twin_dists":[0.13609796321535703,0.13814037846919822,0.15018513499924727,0.15846784837105574,0.16194765803066438,0.17694050741789535,0.17867394361478584,0.1790014729852115,0.18040251486589065,0.18432701060123233,0.18461942271665316,0.18491463610360978,0.18522550961481876,0.18857110572588365,0.19008586852092918,0.19039749460267438,0.1958946041291201,0.1967542932985934,0.19690690614620962,0.19793016090735463,0.19827931624868156,0.19883698928948718,0.19972124492177423,0.20109686332610482,0.20131550448454574],"n_dims_used":45,"mean_confidence":0.9283023410373263},"coverage":{"mean_confidence":0.9283023410373263,"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}}