{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000640},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000589","489:4890000927","466:4660006214","489:4890000291","489:4890000884","470:4700008560","493:4930002976","489:4890000347","489:4890000707","481:4810000403","466:4660005965","470:4700008635","470:4700006978","487:4870007386","470:4700003635","481:4810005726","481:4810000513","470:4700008845","489:4890000014","466:4660006431","478:4780000564","485:4850003823","481:4810005472","470:4700002192","472:4720002018"],"twin_admin_codes":[489,489,466,489,489,470,493,489,489,481,466,470,470,487,470,481,481,470,489,466,478,485,481,470,472],"twin_sims":[0.21145590163565006,0.18670164169380715,0.15500539633215663,0.12740174162627257,0.12213491164716703,0.11135193800248666,0.11114761092328238,0.10927889043283585,0.10301634358494619,0.10100940714587628,0.09119350981702645,0.08410233449058678,0.0785332479812402,0.07687251168021175,0.07528373122548854,0.07446524369032084,0.07432106788019734,0.0734542634765085,0.07210445012317009,0.07120261381876415,0.06956746990841042,0.06907062823478094,0.06726625411261541,0.06631269413291763,0.06570274202868663],"twin_dists":[0.2289432534784405,0.237939378287094,0.25078190776703035,0.263642641495568,0.2663300497534376,0.27212095754562043,0.27223477838768023,0.2732833291438704,0.27690188710054253,0.2780977396517555,0.28423063732535575,0.2889945749430328,0.29296605426819666,0.29419406238284934,0.2953890201794389,0.2960125794282978,0.2961229913811697,0.2967904748550393,0.2978426947602512,0.2985546256702543,0.2998643126203205,0.30026721378693555,0.30175054103151755,0.30254756947544914,0.30306231056942234],"n_dims_used":45,"mean_confidence":0.8973919338650174},"coverage":{"mean_confidence":0.8973919338650174,"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}}