{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001550},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001328","477:4770001727","477:4770001203","485:4850007881","485:4850007780","477:4770001380","477:4770000786","477:4770001716","485:4850007820","477:4770000779","485:4850007794","485:4850007877","477:4770001952","485:4850007811","477:4770001659","477:4770000899","477:4770001595","485:4850007459","485:4850007815","477:4770001602","477:4770000813","485:4850007911","477:4770001607","485:4850006976","485:4850007812"],"twin_admin_codes":[477,477,477,485,485,477,477,477,485,477,485,485,477,485,477,477,477,485,485,477,477,485,477,485,485],"twin_sims":[0.7874543882463132,0.7717203866737993,0.706074021454151,0.6818896433355475,0.6698458988599278,0.6555376625779966,0.6515334594089693,0.6501286072252729,0.6306648876797463,0.6286262747527894,0.6163120304863708,0.6075829659725464,0.6038769679905441,0.5974382854708419,0.5841612566714891,0.5753621229601332,0.5555898531797536,0.545325306389043,0.5344569418605232,0.5323128576171064,0.530103113316514,0.5270818241418177,0.5233968550979279,0.5120344289898046,0.49771474915941655],"twin_dists":[0.08978260592642687,0.09349754236747439,0.10835536754103814,0.11365130015443292,0.1162659731140585,0.11935734190085097,0.12022008210458818,0.1205225555267476,0.1247039433084302,0.12514110885547533,0.1277798510451784,0.12964916007221872,0.13044271751911996,0.1318215538938154,0.13466653083105523,0.13655431941166288,0.14080753665275092,0.1430239240046619,0.14537870836899178,0.1458443519709825,0.14632466192470386,0.14698205962151342,0.14778498860327172,0.15026914966753657,0.15341999676661264],"n_dims_used":45,"mean_confidence":0.921846686469184},"coverage":{"mean_confidence":0.921846686469184,"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}}