{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011924},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011102","490:4900011852","490:4900011858","490:4900010878","490:4900009874","490:4900011337","490:4900011925","490:4900010962","490:4900011472","490:4900009058","490:4900012061","490:4900012067","490:4900010268","490:4900009473","490:4900011406","490:4900010862","490:4900011859","490:4900011999","490:4900011036","490:4900012143","490:4900009259","490:4900012195","490:4900011862","490:4900011875","490:4900012194"],"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":[0.3563529355021476,0.32288014883216937,0.2953539673636948,0.29467702496710746,0.2788040649429123,0.24601394347746508,0.2393787253422763,0.21843039781561982,0.21605234575332252,0.21147308854187294,0.20140608971119325,0.18164265981939057,0.17637271944288815,0.1750666462043944,0.16001202449286736,0.155027033809968,0.15038397150152785,0.14815915011425654,0.14424635295233695,0.1396601894114878,0.1370248640369273,0.13690604256712885,0.13361243421278296,0.1288220824157309,0.12664736256222014],"twin_dists":[0.18657080563151435,0.1952851180909675,0.20283557372656924,0.20302629823768706,0.20757551447871092,0.2175052257025171,0.21961528927531365,0.22653981621409633,0.22735340910642352,0.22893726542359544,0.2325030513660613,0.23987884109457175,0.24194022599086107,0.24245786188927304,0.24863461076516158,0.2507725194201591,0.2528095180821295,0.2538020140091141,0.25557455560783077,0.2576981493192513,0.25894203703024776,0.2589985413510256,0.2605796192874553,0.26293236909778833,0.2640223258116856],"n_dims_used":45,"mean_confidence":0.9126382615831163},"coverage":{"mean_confidence":0.9126382615831163,"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}}