{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003303},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003989","490:4900004415","490:4900003173","490:4900002279","490:4900004129","494:4940006812","494:4940008795","490:4900003840","490:4900001140","490:4900002122","490:4900001825","494:4940008656","490:4900003175","490:4900001435","490:4900012285","490:4900007490","490:4900012352","490:4900001413","490:4900003297","490:4900004280","490:4900001815","494:4940008104","490:4900004686","494:4940008501","494:4940008402"],"twin_admin_codes":[490,490,490,490,490,494,494,490,490,490,490,494,490,490,490,490,490,490,490,490,490,494,490,494,494],"twin_sims":[0.396171771097541,0.3846249041294888,0.373130062253464,0.3424438989224031,0.3112676218751407,0.2920199149869632,0.28993937408716614,0.2694668834940846,0.2681904583303635,0.2633486571245359,0.2615817580576737,0.2524312111465943,0.2502099558954826,0.25004199189372145,0.24987320247422723,0.24616547348214918,0.2414700650635992,0.2399513948610707,0.2391178816168063,0.23229783791714828,0.23145103538124834,0.23143480607109826,0.23096230431923157,0.22333773776655683,0.22231580710355564],"twin_dists":[0.17673502295672675,0.1795358432484313,0.18236415080443028,0.19013619915108004,0.19842358450269953,0.20377743916545224,0.20436842597222474,0.21032528868133638,0.21070572694127335,0.21215914253053225,0.21269368327824295,0.21549903465926587,0.21618971991908742,0.21624210618886974,0.21629477256552807,0.21745746938010357,0.2189461816094986,0.2194316919954854,0.21969901018119403,0.221909475334525,0.22218689051945573,0.22219221381057466,0.2223473045161505,0.22487947560575086,0.22522320835141063],"n_dims_used":45,"mean_confidence":0.9219564649793837},"coverage":{"mean_confidence":0.9219564649793837,"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}}