{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002526},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002069","490:4900001497","490:4900001914","490:4900001771","490:4900002542","490:4900002976","490:4900001773","490:4900003516","490:4900001115","490:4900003809","490:4900002675","490:4900002528","490:4900001123","490:4900002377","490:4900003121","490:4900002378","490:4900002977","490:4900003117","490:4900001112","490:4900002690","490:4900001915","490:4900002676","490:4900002527","490:4900002549","490:4900004504"],"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":[0.723316529035224,0.3807302552834928,0.37533301817981246,0.34326707515103644,0.34089579381116647,0.333337313636901,0.3134480730351356,0.3095571987901744,0.2612260359370475,0.2433550986313054,0.24206463107423992,0.24101523806303254,0.23705515967852356,0.2076969555118194,0.201905529913334,0.18883882107699787,0.1804942806337676,0.17467666333472803,0.16830597845751247,0.150167442991742,0.14913175293049868,0.13251868686175566,0.12737990868231253,0.12502655240561247,0.12462633540550193],"twin_dists":[0.10453215841716859,0.18048948152372327,0.18181886439168207,0.18992308697456983,0.19053773015824282,0.19251240078814733,0.19782929102125646,0.19889143627168215,0.21280157344064324,0.21834629135651115,0.21875664155959426,0.21909137893273023,0.2203631694504609,0.230260925017731,0.23232330508090537,0.2371311416564599,0.24032439119362473,0.24261295725804763,0.24518237064148934,0.2529056346164175,0.2533667922485464,0.2611111377288814,0.2636536062057635,0.2648439283567295,0.26504804558032496],"n_dims_used":45,"mean_confidence":0.9134935167100694},"coverage":{"mean_confidence":0.9134935167100694,"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}}