{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850002683},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["478:4780000545","470:4700008931","468:4680007058","489:4890002628","472:4720001452","469:4690007422","469:4690007721","478:4780002940","496:4960005014","478:4780000953","472:4720002882","485:4850001906","467:4670000071","500:5000001428","485:4850003859","479:4790001298","470:4700007285","489:4890002630","499:4990001081","485:4850004219","500:5000001151","496:4960005163","479:4790000015","485:4850002531","488:4880000312"],"twin_admin_codes":[478,470,468,489,472,469,469,478,496,478,472,485,467,500,485,479,470,489,499,485,500,496,479,485,488],"twin_sims":[0.24480381301971096,0.2311260272314273,0.21663939059869303,0.19115147961574083,0.17959685873223497,0.17297498721642507,0.17088046434527931,0.1543396753649478,0.1449637552574458,0.1442760157153394,0.14387031532517097,0.1434765609191448,0.14318147023968586,0.14003951129664724,0.13485029511168103,0.12861918514488474,0.12743776290719072,0.12105418955151906,0.120531727476573,0.11355185318539063,0.11290244607478835,0.1078029752955301,0.10311499772983647,0.10285781636158298,0.09661022223305828],"twin_dists":[0.21788729270173243,0.2222935416015331,0.2271520081335381,0.23626372350464045,0.24067397331408322,0.24329261752002296,0.24413578028640354,0.25107122929149844,0.25524692178788655,0.2555609848619394,0.25574677297321896,0.25592746265464056,0.2560631181040467,0.2575205537083522,0.2599819974443819,0.263033468427681,0.2636245543791331,0.2668923549235357,0.26716556905230265,0.2709055843936947,0.2712624555356136,0.2741213285841308,0.2768435736359696,0.27699568223772725,0.28078556125411214],"n_dims_used":45,"mean_confidence":0.9163160536024305},"coverage":{"mean_confidence":0.9163160536024305,"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}}