{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880000975},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960012562","487:4870007962","496:4960000439","470:4700004625","468:4680006485","499:4990000380","487:4870007961","474:4740000748","466:4660012689","467:4670002123","473:4730002150","487:4870012807","468:4680007232","468:4680002434","477:4770002820","496:4960000938","473:4730003434","496:4960000440","467:4670000653","498:4980001071","484:4840006773","490:4900001358","487:4870007816","478:4780002006","469:4690001785"],"twin_admin_codes":[496,487,496,470,468,499,487,474,466,467,473,487,468,468,477,496,473,496,467,498,484,490,487,478,469],"twin_sims":[0.25926598238567494,0.20693174184505353,0.17244158272189855,0.15626088927609488,0.11693522895059665,0.10360433293347772,0.0973176496760235,0.09483409346081624,0.07712160639846342,0.07448996645918639,0.07210101044436362,0.0696986526854875,0.06531248720189764,0.06455099196806288,0.0624475948044285,0.05852461745839224,0.05839494942743438,0.05730956550699095,0.05518156283499785,0.04782041424134938,0.04701513425681266,0.0467375504750006,0.04374815430543018,0.04342681886924363,0.04060646123487949],"twin_dists":[0.2133977170286493,0.23053115064617022,0.24350664602595876,0.250238736722331,0.26907129709746963,0.27655497395248363,0.28034694385590864,0.28189803012475617,0.29400852068730954,0.29599366371116315,0.2978453963845289,0.29975832353875603,0.30339369810313865,0.30404501201133965,0.305877306474658,0.30943439761158936,0.3095552819872116,0.3105759157241443,0.3126241794859114,0.32025598399581784,0.3211492100733094,0.32146007543344374,0.3249098295055157,0.32529232651513407,0.32875581685420946],"n_dims_used":45,"mean_confidence":0.9230916341145833},"coverage":{"mean_confidence":0.9230916341145833,"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}}