{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007674},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004903","490:4900005045","490:4900005034","490:4900002688","490:4900002080","490:4900002689","490:4900007540","490:4900006087","490:4900007572","490:4900006458","490:4900004902","490:4900007290","490:4900007296","490:4900007546","490:4900005182","490:4900002388","490:4900007673","490:4900006066","490:4900004763","490:4900007287","490:4900011379","490:4900004904","490:4900005941","490:4900007185","490:4900002384"],"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":[0.06421575238600519,0.019793456486048366,0.008802993714032504,0.006550818980520899,0.006255739084434814,0.005578141342654074,0.004552873059036077,0.0032348715687851417,0.0031343424075096177,0.0022078262348544627,0.0018057449138700592,0.0015119538797876584,0.001403262882648144,0.0012614105781959192,0.0012536589863609848,0.0012328363674450813,0.001216918983185594,0.0011923725138905513,0.0011251197883556821,0.001066203328471402,0.001000744684294099,0.0009870762813792534,0.0007921162647330478,0.0007229897391294088,0.0005704945213097218],"twin_dists":[0.3043337382169922,0.36376004814741814,0.3995688774940111,0.4118543079602453,0.4137376374590359,0.4183853604379081,0.42649471806389333,0.43980364913133446,0.44101275568958714,0.45421721923696157,0.4616223113526325,0.46806565238307746,0.47074638262902074,0.47454952914466125,0.4747685765885099,0.4753632543077222,0.4758241436795228,0.47654594330090116,0.4785964119115139,0.48048825728350986,0.4827073522839588,0.483187666131493,0.49080881150080297,0.4939369565981753,0.5019613480543766],"n_dims_used":45,"mean_confidence":0.9127415974934896},"coverage":{"mean_confidence":0.9127415974934896,"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}}