{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001056},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000997","489:4890000999","489:4890001059","489:4890000940","489:4890000941","489:4890000879","489:4890000936","489:4890000881","489:4890000939","489:4890000882","489:4890000362","489:4890001525","489:4890001134","489:4890000823","489:4890000704","489:4890000942","489:4890000415","489:4890000595","489:4890000747","489:4890000762","489:4890001006","489:4890001524","489:4890000361","489:4890000885","489:4890001000"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8938608006289835,0.8910486933390941,0.8432962147095882,0.8386820662588402,0.8113874168820725,0.8106277919754361,0.8046612490469502,0.7987549952387519,0.7763525702132682,0.7707369764640314,0.7162625248149709,0.7107742063523615,0.6938564477729515,0.6906179677064928,0.6787080472390112,0.6666722743570482,0.6502043890848462,0.6450450776860496,0.644542111896538,0.6434329881961913,0.642227966283983,0.6281799684470186,0.62594333539926,0.6186729341974154,0.6109926205961261],"twin_dists":[0.06152411490778908,0.06238200366607176,0.07582646083125766,0.0770372694373762,0.08396958342860132,0.08415752127898674,0.08562539331579021,0.08706455114530129,0.09241161058878436,0.0937272978157058,0.10610173711501844,0.10731758777519378,0.11103929731687333,0.11174769143385807,0.11434328924874937,0.11695292360062927,0.12050624194118714,0.12161621700866858,0.12172435565179768,0.12196277841072134,0.12222175359485594,0.12523680102163454,0.12571628059552512,0.1272741513706704,0.12891904449545766],"n_dims_used":45,"mean_confidence":0.9146124945746528},"coverage":{"mean_confidence":0.9146124945746528,"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}}