{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005129},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005206","489:4890005169","489:4890005092","477:4770002547","489:4890005130","489:4890005373","489:4890005091","489:4890005118","477:4770002146","489:4890004863","489:4890005326","489:4890005266","489:4890005131","477:4770002915","479:4790006587","477:4770003074","477:4770003246","489:4890005128","489:4890005194","489:4890005119","489:4890004862","477:4770001740","489:4890005162","489:4890005265","489:4890004905"],"twin_admin_codes":[489,489,489,477,489,489,489,489,477,489,489,489,489,477,479,477,477,489,489,489,489,477,489,489,489],"twin_sims":[0.594852751608875,0.5127404916437848,0.4768972457206397,0.46186271443033683,0.44384959925760936,0.4368684922163873,0.4060129950169115,0.3808119968018896,0.36683849220160847,0.3607501181358657,0.3187320068586606,0.3093000707652154,0.306724486613292,0.30531338186957835,0.3033664828756334,0.2933950443852289,0.2884242685699167,0.2864945382969373,0.2852352407444864,0.2784590219514353,0.2673425934717655,0.2666632341733313,0.26419249089647134,0.26281369849184305,0.26258985852172045],"twin_dists":[0.13237534833741577,0.15011439406937346,0.15804761731797945,0.1614301308232257,0.16553465227854716,0.16714226520764505,0.1743774894738323,0.18046941839647576,0.18393030161678725,0.18545874460190878,0.1963987945228056,0.19896189643172515,0.1996695429678221,0.20005869972578505,0.2005973314951167,0.2033881994798669,0.20480039046001652,0.20535253603281609,0.20571405721460861,0.20767611710668246,0.2109590537044299,0.21116239426951808,0.21190464860248878,0.2123207461715566,0.21238842622607643],"n_dims_used":45,"mean_confidence":0.920833502875434},"coverage":{"mean_confidence":0.920833502875434,"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}}