{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010262},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011196","490:4900011192","490:4900011194","490:4900011791","490:4900009971","490:4900012137","490:4900012064","490:4900011197","490:4900009263","490:4900009990","490:4900009375","490:4900009367","490:4900011191","490:4900009969","490:4900008949","490:4900011266","490:4900011601","490:4900011115","490:4900011041","490:4900011190","490:4900009465","490:4900011664","490:4900009376","490:4900008378","490:4900011479"],"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":[0.2930426872970614,0.2613968364516643,0.2551943766597139,0.24846746243380716,0.24762610550306421,0.24212801836375347,0.23949844982921567,0.2109664751847886,0.206740862221698,0.20157341177348106,0.19488748367358466,0.18999578574132348,0.18543623657503588,0.17605003401233899,0.17329682051048845,0.1710701388423789,0.17081633681558914,0.1676561189021285,0.1607822318704525,0.1577567919004648,0.15053410475661821,0.14785687780288595,0.14664455021180525,0.14467979255967614,0.1336499163145289],"twin_dists":[0.2034878332890937,0.21274975832074847,0.21464522466086056,0.2167342843096856,0.21699810140192283,0.21873645229621685,0.21957688213700516,0.22911391229018893,0.2305986636328829,0.23244279879463875,0.23487777823834716,0.2366962718048333,0.23842099266356476,0.24206786123219315,0.24316371013814989,0.24405912183262635,0.2441617117358403,0.24544837128896715,0.2483086368755728,0.24959570260727126,0.25274293404521053,0.25393770463218396,0.25448398884282375,0.25537646198647784,0.2605614625201452],"n_dims_used":45,"mean_confidence":0.9191697014702691},"coverage":{"mean_confidence":0.9191697014702691,"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}}