{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002972},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001636","479:4790001269","479:4790001806","479:4790000205","489:4890002892","470:4700007271","470:4700007833","470:4700008285","470:4700008462","489:4890003352","470:4700007643","470:4700007552","470:4700008833","470:4700000626","489:4890002894","500:5000003050","479:4790000171","489:4890002715","489:4890002974","489:4890003609","470:4700006454","470:4700006396","470:4700007458","489:4890003591","489:4890003423"],"twin_admin_codes":[489,479,479,479,489,470,470,470,470,489,470,470,470,470,489,500,479,489,489,489,470,470,470,489,489],"twin_sims":[0.7071476973437908,0.4794231080989245,0.46054710890578815,0.45978515451825197,0.44444438763397826,0.419871672567173,0.3786511790978533,0.3723202885721738,0.36200329767267636,0.35554164269025473,0.35314094021991255,0.3519094633137148,0.3323619887167283,0.31476932038222755,0.31020946694038554,0.30980188222189226,0.3090047655235438,0.3087511649043519,0.29854358566072364,0.29798652135971815,0.29125266228562424,0.2876237083068952,0.2846631151858954,0.282891004208074,0.2821718846893666],"twin_dists":[0.1081185766266334,0.15748284463132248,0.1617279103121922,0.16190051216512183,0.16539813937747325,0.17110007788221893,0.18100048393703805,0.1825649880452244,0.1851430815830649,0.1867767531192053,0.18738760162143625,0.1877017822897152,0.19276896802983085,0.19747032271512158,0.1987128472541059,0.19882441743942594,0.1990428596880336,0.19911242433901327,0.20194036491413775,0.20209630579620452,0.20399508824699714,0.20502918204340453,0.20587862094909684,0.20638961148827215,0.2065975216365607],"n_dims_used":45,"mean_confidence":0.9143012152777777},"coverage":{"mean_confidence":0.9143012152777777,"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}}