{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850006737},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001439","500:5000001562","477:4770001012","500:5000001500","500:5000001391","500:5000001630","500:5000001499","500:5000001123","485:4850007196","500:5000001134","485:4850004210","485:4850007190","485:4850004078","485:4850004364","485:4850000845","500:5000001888","485:4850007124","485:4850007715","477:4770001715","485:4850006965","485:4850001000","485:4850006668","477:4770001380","485:4850006962","485:4850007521"],"twin_admin_codes":[500,500,477,500,500,500,500,500,485,500,485,485,485,485,485,500,485,485,477,485,485,485,477,485,485],"twin_sims":[0.5651659635046965,0.539980173910965,0.5347873167697305,0.5077646482807708,0.5048358318067052,0.4783448589151176,0.4725890667814248,0.4698669069199609,0.4444187198126458,0.4422241732116954,0.43643630527072685,0.4283812383186144,0.41164468183572384,0.40959849474533616,0.39899222898079656,0.39858124858927607,0.39810621544657565,0.3965564657915076,0.39428495307592354,0.3919397711181709,0.391253236852175,0.3892816068655452,0.3883514299003944,0.3871566033670805,0.3860327584599489],"twin_dists":[0.13874532876442439,0.1441809042293003,0.14530699268282365,0.1512061708566713,0.15185010232059987,0.1577238192528755,0.15901316375079608,0.1596247588318636,0.16540402908138654,0.1659080717964333,0.16724211968187877,0.16911052057124418,0.17303987794598102,0.17352494041757588,0.17605667259564814,0.17615538094864328,0.17626953125,0.17664236967126984,0.17719006243876287,0.17775705213815426,0.1779233326284804,0.17840162723329966,0.17862767223617704,0.17891840539475912,0.17919225445345113],"n_dims_used":45,"mean_confidence":0.9208863152398004},"coverage":{"mean_confidence":0.9208863152398004,"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}}