{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007668},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007667","490:4900005303","490:4900003369","490:4900006922","490:4900003236","490:4900007425","490:4900005420","490:4900005154","490:4900003501","490:4900005302","490:4900007413","490:4900007424","490:4900005304","490:4900003640","490:4900003238","490:4900007038","490:4900003375","490:4900007302","490:4900007303","490:4900004207","490:4900007059","490:4900007423","490:4900003239","490:4900004331","490:4900005433"],"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":[0.717367358822206,0.5842027691979453,0.3729212148578035,0.30825936120369607,0.3020021406158083,0.290191879213602,0.2835172324614509,0.2822022049091294,0.2730353950684684,0.2613170059954084,0.26020469460070594,0.25088762308663676,0.24686822351694232,0.230552600436906,0.21736271823014505,0.21455869995902752,0.21171993066675318,0.20551599191204645,0.1936984640505559,0.1918225372260134,0.18812133439788592,0.17836075737320511,0.17597046055689752,0.17523747328081488,0.17442550400020995],"twin_dists":[0.1058564257826784,0.13465762994262334,0.18241592781452554,0.19924742361422865,0.20097598936779576,0.2042965664688027,0.20620881774876534,0.20658874906177435,0.20926756700258217,0.212773973545879,0.21311185873186742,0.21597859028943872,0.21723623689463942,0.2224819521736908,0.22690435630776218,0.22786751154880056,0.22885130004638565,0.23103290948590421,0.2353168477775069,0.23601339995147627,0.2374017618941878,0.24115751810100064,0.24209936137877403,0.24239000191427407,0.24271297361716],"n_dims_used":44,"mean_confidence":0.9005236192183061},"coverage":{"mean_confidence":0.9005236192183061,"n_dims_used":44,"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}}