{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011932},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010520","490:4900011999","490:4900012065","490:4900011859","490:4900011406","490:4900012195","490:4900011800","490:4900011936","490:4900011125","490:4900011102","490:4900012067","490:4900011537","490:4900012068","490:4900011931","490:4900011337","490:4900009477","490:4900011676","490:4900009790","490:4900011655","490:4900012143","490:4900007716","490:4900012008","490:4900011997","490:4900012129","490:4900012006"],"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":[0.6697945469528139,0.6074150847580345,0.6036410143937688,0.4644799744107327,0.4186244998220102,0.3885191901039682,0.3883683699200353,0.38098499851165135,0.372187716658911,0.32658558042586333,0.30441191814316115,0.26289645382960714,0.2624413464014902,0.25702695752247645,0.25105840077606695,0.24834865700352138,0.2423053556270694,0.24090153887369917,0.22819079575415338,0.22119750110142072,0.21476275026538794,0.21083607683526187,0.1999182381218535,0.18276138826166025,0.1711739200860892],"twin_dists":[0.11627709485082899,0.12968510803636513,0.13049324256887473,0.1608386157231564,0.17139308732853406,0.1785868855155882,0.17862355331491755,0.18042696266734817,0.18259788859996565,0.19429702944379373,0.20030785165413198,0.21229573347621863,0.21243335015243847,0.21408219177279053,0.21592544135556171,0.21677150234178447,0.21867998739815298,0.2191277036070303,0.22326124548809745,0.2256005682886521,0.22779713676987598,0.22915942639415354,0.23304034738993068,0.23944670558122055,0.24401720360538845],"n_dims_used":45,"mean_confidence":0.9144815233018663},"coverage":{"mean_confidence":0.9144815233018663,"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}}