{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002270},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930002271","493:4930003294","493:4930002437","493:4930001936","493:4930002108","493:4930002106","493:4930001479","493:4930003470","493:4930003986","493:4930001935","488:4880002212","493:4930003474","481:4810000554","470:4700007595","488:4880002382","481:4810000550","481:4810001193","488:4880002830","481:4810000611","493:4930001610","488:4880002217","488:4880002006","488:4880001559","488:4880002090","488:4880001900"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,488,493,481,470,488,481,481,488,481,493,488,488,488,488,488],"twin_sims":[0.964933047001631,0.8663423235198727,0.8155212508824466,0.7817878655592194,0.7763759967533606,0.7581599501655644,0.7507115712001948,0.7212395121766295,0.7111481916184266,0.6566320116531906,0.6178192930165018,0.6166297418846401,0.6067591997932018,0.6042710406412168,0.5977756418421027,0.5954422728577798,0.5935933526906829,0.5899065618749081,0.5895460747277399,0.5868535001372401,0.5797240940123976,0.579282984134069,0.5750519893176769,0.5742794632831889,0.5693815926149793],"twin_dists":[0.034701802641279735,0.06957083188912054,0.08294248815454376,0.09112930034372531,0.09240610280733122,0.09664283396818332,0.09835088207643722,0.1049951498722284,0.1072348787734182,0.11912138971234738,0.12745700755302217,0.12771180213005004,0.12982555073651217,0.13035833460632565,0.13174930127698717,0.1322490718057218,0.1326451298823496,0.1334350384925169,0.13351228723209935,0.13408936260320536,0.1356181943741674,0.13571283311218857,0.13662090206064625,0.13678677092947628,0.13783892453883598],"n_dims_used":45,"mean_confidence":0.9266401502821181},"coverage":{"mean_confidence":0.9266401502821181,"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}}