{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004836},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005921","490:4900004976","466:4660002799","487:4870006016","496:4960000969","466:4660002793","466:4660004318","466:4660009415","496:4960000574","487:4870011574","470:4700004762","490:4900001352","496:4960008085","487:4870006453","487:4870003998","490:4900000892","494:4940008018","496:4960004250","496:4960004552","466:4660004759","496:4960003959","487:4870006913","494:4940008604","487:4870004555","487:4870006298"],"twin_admin_codes":[490,490,466,487,496,466,466,466,496,487,470,490,496,487,487,490,494,496,496,466,496,487,494,487,487],"twin_sims":[0.38028040254839907,0.35362733270376395,0.3122262087503596,0.26678458467892185,0.24491618960005304,0.2029320384515708,0.1833136571972975,0.18288954930357668,0.1719105824451561,0.16627994506621355,0.16417893585657944,0.15966058484005713,0.1559575526816439,0.15541537771705446,0.1542425236422304,0.1537517389331262,0.15204209377682557,0.15169383564535074,0.1502572491877823,0.14863172185531598,0.14853514499874962,0.14834683185239383,0.14402221573181873,0.14378385015338827,0.14101292958974163],"twin_dists":[0.18059993327417861,0.18726366765380323,0.19816202506670968,0.21112604897929044,0.2178517615591162,0.23195482658771982,0.23923406677744466,0.23939731968191516,0.2437201808760756,0.24601412802053316,0.24688442308815509,0.24878372922174005,0.25036967780559977,0.2506041825655193,0.2511135276786697,0.25132750677400917,0.2520768357193522,0.2522302330899671,0.25286575746640155,0.2535902845013103,0.25363351405552115,0.2537178661172701,0.255677165605619,0.2557864194334798,0.25706644194140627],"n_dims_used":45,"mean_confidence":0.9105012681749132},"coverage":{"mean_confidence":0.9105012681749132,"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}}