{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011905},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011707","490:4900011319","490:4900011768","490:4900011174","490:4900011645","490:4900011702","490:4900011237","490:4900011839","490:4900011978","490:4900012042","490:4900010923","490:4900011176","490:4900011367","490:4900011901","490:4900011906","490:4900011456","490:4900011765","490:4900011776","490:4900011838","490:4900011455","490:4900010674","490:4900010999","490:4900012098","490:4900011829","490:4900011574"],"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":[0.7357193183755552,0.45980376339440837,0.4581828745800107,0.42442699262451017,0.4015905357521032,0.3766567789142574,0.3730088176641024,0.3487060190613152,0.33440924878598705,0.30409263428780636,0.30349756476321105,0.29756896998022936,0.2949183163805984,0.26683685309271127,0.25178412748440165,0.24387786354855603,0.23707474142306162,0.2364897679466836,0.22815383204937223,0.22394967247929576,0.22357126968007207,0.2217650712172536,0.2197994613690379,0.21480985540099248,0.21313931994878027],"twin_dists":[0.10175176554924226,0.161896295573538,0.16226380242952798,0.17003296366856716,0.1754336841631689,0.1814919550376416,0.1823942077697901,0.18852176025499437,0.19223089077221378,0.20039619973442618,0.20056100335637073,0.20221330458870126,0.20295828616838005,0.21111039740528242,0.21569983973448525,0.21818045995932528,0.2203568468033369,0.22054587306877105,0.2232734841797484,0.22467414917097653,0.22480107295414062,0.22540888918917257,0.2260741198809348,0.22778089712269736,0.22835829608935124],"n_dims_used":45,"mean_confidence":0.891369374593099},"coverage":{"mean_confidence":0.891369374593099,"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}}