{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004765},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004908","490:4900004630","490:4900005180","490:4900007068","490:4900006818","490:4900004769","490:4900005181","490:4900005710","490:4900004909","490:4900005306","490:4900005701","490:4900004629","490:4900005969","490:4900004767","490:4900006223","490:4900005440","490:4900005968","490:4900006095","490:4900006216","490:4900004623","490:4900004627","490:4900005448","490:4900004621","490:4900004624","490:4900006573"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3447751556528189,0.25205503065241275,0.23350957341282366,0.21142020123700442,0.2029764814464878,0.14882808798349575,0.14878076296798248,0.14515405719510824,0.14429188508935875,0.1383602067774189,0.13760343939043712,0.13660536642474816,0.13520905760015403,0.12335938999100737,0.11823198973562915,0.11715956222565643,0.108867415792035,0.09665508324180254,0.07542491016920669,0.0741388622219008,0.06770183271528134,0.0587029388390004,0.05074141904705917,0.049678706861307105,0.04793984475598661],"twin_dists":[0.18953336412614,0.21561573222878752,0.22151366078895096,0.22895569283632108,0.23193890214165738,0.25350245131486815,0.2535236116394421,0.2551602136569213,0.25555372545605193,0.2583095354352655,0.25866742424345995,0.25914168894988954,0.2598095620076166,0.2656975114246776,0.26837905689454866,0.26895112340961635,0.27351607147502877,0.280757671824604,0.29528201768371415,0.2962627748760997,0.30138952502512173,0.30926851549668705,0.31711790326650363,0.3182417295299759,0.32012458266722954],"n_dims_used":45,"mean_confidence":0.9110285441080729},"coverage":{"mean_confidence":0.9110285441080729,"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}}