{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011463},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011657","490:4900011720","490:4900011343","490:4900011528","490:4900011535","490:4900011659","490:4900011791","490:4900011266","490:4900011544","490:4900011412","490:4900012189","490:4900011738","490:4900010949","490:4900011192","490:4900011462","490:4900012209","490:4900011471","490:4900012212","490:4900011660","490:4900011854","490:4900011789","490:4900012066","490:4900008723","490:4900011860","490:4900011601"],"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":[0.597854696030713,0.5845962685991287,0.4373490140852573,0.37881094228439466,0.3589239968913864,0.35544173482743174,0.31276322870009904,0.3084666026439828,0.29782144328764104,0.2870911095125281,0.27465603703988384,0.27101417490370844,0.26753408478944696,0.26486628687559316,0.2590754309971906,0.2533528707094194,0.24204207123609472,0.23241309697580295,0.22407501697813795,0.2232145557864862,0.2185890510538889,0.21479744957218178,0.2147965956600349,0.2135825294333725,0.20731542646504938],"twin_dists":[0.13173237017469142,0.13457326013799925,0.1670312891461404,0.18096116869787796,0.18591972835143702,0.1868021315980151,0.19801569435505512,0.199190521110196,0.20214254951194885,0.20518160434541127,0.20879001135472225,0.20986561052779115,0.21090179600366926,0.21170180101576824,0.21345582356976497,0.21521358735766508,0.21876382784053836,0.22187176755780236,0.22463213763787207,0.22492085296621256,0.2264857491026845,0.22778517383896377,0.2277854682180092,0.22820480923290692,0.23039557216554862],"n_dims_used":45,"mean_confidence":0.9155124240451389},"coverage":{"mean_confidence":0.9155124240451389,"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}}