{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011494},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010223","490:4900008439","490:4900010478","490:4900007888","490:4900010131","490:4900010309","490:4900010911","490:4900011147","490:4900010129","490:4900007774","491:4910004958","490:4900010480","490:4900010736","491:4910005663","490:4900008228","491:4910005761","490:4900008769","490:4900011292","490:4900010493","490:4900011157","490:4900011290","490:4900010902","490:4900008451","490:4900010024","490:4900010123"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,491,490,490,491,490,491,490,490,490,490,490,490,490,490,490],"twin_sims":[0.20109835341378252,0.18856985992281955,0.13170244531560354,0.11372450132946088,0.10674710332465212,0.10284897985358542,0.06619237212023311,0.0618674415786535,0.05916445629862129,0.056805429803854,0.055864154515655455,0.05274645846173619,0.052694911513233134,0.05208412823819934,0.048725480805474564,0.044433398168222914,0.04265861510068937,0.04255048072564827,0.03879838500058613,0.03749861663781381,0.035815441442498284,0.03474302157675296,0.03405590658108014,0.032616990244906705,0.03235779154722725],"twin_dists":[0.23261395699590373,0.23723250339103683,0.2615099543770176,0.27081097302687535,0.27472630991518,0.27700091381473124,0.3026488029379106,0.3063915723429717,0.3088411112379938,0.31105540881851146,0.31196015936383864,0.31504984326963364,0.31510218575015203,0.3157256541890027,0.3192669505224966,0.32410197855322814,0.32621648334936604,0.32634769201121533,0.3310845173137595,0.33281594843264395,0.33513537833219587,0.3366619549002958,0.337661268416733,0.33981092886450154,0.34020673067977236],"n_dims_used":44,"mean_confidence":0.8838391737504439},"coverage":{"mean_confidence":0.8838391737504439,"n_dims_used":44,"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}}