{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002703},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002252","490:4900004112","490:4900002851","490:4900002406","494:4940008971","490:4900004378","490:4900003000","490:4900002408","490:4900003832","490:4900001385","490:4900009075","490:4900001789","490:4900010631","494:4940007230","490:4900012011","490:4900003833","490:4900008965","490:4900011810","494:4940008960","490:4900002556","494:4940007546","490:4900002416","490:4900002255","490:4900002998","494:4940007548"],"twin_admin_codes":[490,490,490,490,494,490,490,490,490,490,490,490,490,494,490,490,490,490,494,490,494,490,490,490,494],"twin_sims":[0.23155452079421893,0.17679840719418244,0.17424332665725206,0.13071783852515143,0.1149678810943454,0.11392868407237745,0.08002944124737892,0.07461157771739182,0.06301482873420206,0.06276352534480147,0.05812575429721432,0.05077958075914136,0.048084523681602556,0.0476012703137512,0.044724106932818586,0.04424501718943925,0.04151497735060625,0.041470303017597576,0.030543632237185425,0.02983090026123745,0.028602683737314612,0.027122353126951937,0.02431374591569164,0.023978834954840076,0.023413820046694196],"twin_dists":[0.2221529525880231,0.24177210315769168,0.2427855843829665,0.2619935201779072,0.2701328446821553,0.2706992233017206,0.29187745611966714,0.29590069105844996,0.3053782653454443,0.30559890101263903,0.30980694989436625,0.31707791281606423,0.3199657680224612,0.3204978081201239,0.32376241166761743,0.32432301694616156,0.327618582802036,0.3276740108364173,0.34305548950513,0.3442144615643862,0.34626860625406897,0.348847662281412,0.35409384801659755,0.35475394933086973,0.35588590018512506],"n_dims_used":45,"mean_confidence":0.9091229756673177},"coverage":{"mean_confidence":0.9091229756673177,"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}}