{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001891},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001987","489:4890001644","489:4890001646","489:4890001899","489:4890001730","489:4890002071","489:4890001727","489:4890001564","489:4890001657","489:4890001645","489:4890001562","489:4890001984","489:4890002234","489:4890001334","489:4890001567","489:4890001147","489:4890001900","489:4890002469","470:4700007560","470:4700008209","489:4890001027","489:4890000964","489:4890001565","489:4890002235","489:4890002233"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,470,489,489,489,489,489],"twin_sims":[0.9431388133916505,0.930686016351796,0.8594749536146126,0.8340214845005492,0.7545449307724795,0.7532632551525248,0.7458160362704883,0.7373415891254598,0.7100125165305626,0.7008972851458326,0.6983077348529565,0.6866587635417617,0.6860846337544164,0.6777034078463006,0.6720998031764187,0.6684348319962672,0.6642617283337013,0.6626003140322857,0.6444548559963967,0.6314618870676642,0.6171292070292329,0.6108858230301908,0.610511234681538,0.6099207698675589,0.6002153148188706],"twin_dists":[0.0444397791026205,0.0492268211316784,0.07147430820664845,0.07824786776465105,0.09747345505714518,0.09776719943274494,0.09946661423916901,0.10138598563616875,0.10748597746701352,0.10949488864115892,0.11006361180723598,0.11261216241407188,0.11273738184941842,0.11456159815404683,0.11577761427515894,0.11657150414668663,0.11747418939388313,0.11783321423018159,0.1217431146502801,0.12453300069801272,0.1276048219106031,0.12894191393090243,0.12902212714541278,0.12914856619168225,0.13122682082903694],"n_dims_used":44,"mean_confidence":0.9120792042125355},"coverage":{"mean_confidence":0.9120792042125355,"n_dims_used":44,"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}}