{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":481,"cluster_id":4810003497},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850002655","489:4890001780","499:4990003858","469:4690001317","485:4850005369","478:4780005738","472:4720006991","472:4720000665","472:4720007834","468:4680009168","474:4740000676","469:4690001432","493:4930000721","480:4800004510","480:4800002292","490:4900001298","499:4990002375","490:4900003316","494:4940004860","470:4700008420","472:4720007811","484:4840002548","466:4660014313","480:4800003943","498:4980004120"],"twin_admin_codes":[485,489,499,469,485,478,472,472,472,468,474,469,493,480,480,490,499,490,494,470,472,484,466,480,498],"twin_sims":[0.027038632083500297,0.015826556357730018,0.013574940679045898,0.00239849834623509,0.002130386153350684,0.002004594823957524,0.0009002775762155259,0.0005984305097571346,0.0005669699479865408,0.00044876221087522777,0.0004287631203743154,0.00037840882155397725,0.0003609523908360023,0.0003539419888295287,0.0003310729051100224,0.0002633565690572339,0.00023690722473169746,0.00021814031976548077,0.00021650400490430522,0.00020502417167321638,0.0002016756546887862,0.00016776296167250054,0.00016753680227229683,0.0001410983370378559,0.0001360428111315827],"twin_dists":[0.348997112747945,0.3739873803987984,0.3808459352909657,0.45113067108525995,0.4555412032013573,0.457789175721831,0.4863901826414796,0.5003523181364876,0.5021695512793629,0.5099626357752655,0.5114682873173573,0.5155717937877171,0.5171146260807683,0.5177539742638216,0.5199254483645429,0.5272968695253379,0.5306717305898266,0.5332884947236909,0.5335265914632281,0.5352462358765538,0.535764918886377,0.5415301578855666,0.5415721743644634,0.5468950812876266,0.5480192747119907],"n_dims_used":45,"mean_confidence":0.9149635314941407},"coverage":{"mean_confidence":0.9149635314941407,"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}}