{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008255},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008923","490:4900008695","490:4900009129","490:4900009147","490:4900008038","490:4900009023","490:4900008137","490:4900008910","490:4900008256","490:4900008356","490:4900009140","490:4900008369","490:4900008590","490:4900008815","490:4900009018","490:4900007802","490:4900008911","490:4900009248","490:4900009144","490:4900009210","490:4900008368","490:4900009415","490:4900009020","490:4900008366","490:4900008807"],"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":[0.027117986638034816,0.00971150891740091,0.009272495952672533,0.006611262690215558,0.0034188443380293644,0.0031918081837690963,0.0026537765156012644,0.002643465878608145,0.0025881739905987983,0.0020011436181363957,0.0011881234011469042,0.000902481751079293,0.0007118771826021261,0.0005718513675821696,0.00048014660780686,0.00046829537478799017,0.0002619316895172663,0.00020949510495778002,0.00020408736842322583,0.00018126691159118307,0.00015819572961088476,0.00013054509428808968,0.00012718879200478633,0.00011096023684790753,0.0001089919043345118],"twin_dists":[0.3488554470729406,0.3954008923342992,0.39736935546912394,0.4114779837861425,0.4376771261785331,0.4403173299108943,0.4473331183936621,0.44747987971013786,0.44827596167353323,0.4578526606211769,0.47667228497293024,0.4863053741648788,0.49446562682663026,0.5018815163917342,0.5077218488329948,0.5085514560816263,0.5274703827448554,0.534565982933477,0.5353905380741029,0.5391133602308918,0.543356036923958,0.549287461259974,0.5500866995014366,0.5542564328946948,0.554800854772887],"n_dims_used":45,"mean_confidence":0.8926027933756511},"coverage":{"mean_confidence":0.8926027933756511,"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}}