{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960010282},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011508","496:4960011504","496:4960012021","496:4960011156","496:4960012022","496:4960011857","496:4960010700","496:4960011688","496:4960011941","496:4960011939","496:4960011856","496:4960011414","496:4960010362","496:4960011689","496:4960011599","496:4960011943","496:4960011940","496:4960011409","496:4960011319","496:4960012097","496:4960011858","496:4960011241","496:4960010531","496:4960011583","496:4960011328"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.8171666523277972,0.8165450198281008,0.8091573500920555,0.8010551296771873,0.7752549737387631,0.7507462864588066,0.724523427519291,0.7052370517384654,0.6971796504801246,0.6891220677231888,0.6877705649088294,0.6713219911886835,0.6705063536268563,0.6659712118658999,0.659738206047174,0.6571373727188343,0.6280585147676984,0.6105988844189938,0.6102955350811364,0.600080779328267,0.5931019653640742,0.5930374557553505,0.5771857104431918,0.5611887715027999,0.5534249420765388],"twin_dists":[0.08253157826805768,0.08268696259899196,0.08452063228942375,0.08650567246953222,0.09266948397177163,0.09834295114496402,0.10426279539890333,0.10853984561775766,0.11031110410104299,0.11207451245085724,0.11236957665692118,0.11594619166370734,0.11612291368292876,0.1171045685418626,0.11845125418568064,0.11901240406282923,0.12526284091239945,0.12900335815682884,0.1290683161046201,0.13125563166661475,0.13275039847811648,0.1327642184741156,0.13616288125326126,0.1396012326466722,0.14127444927062327],"n_dims_used":45,"mean_confidence":0.9174786037868924},"coverage":{"mean_confidence":0.9174786037868924,"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}}