{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002299},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003829","466:4660014350","469:4690004611","481:4810001787","488:4880003472","469:4690003568","469:4690008722","489:4890000961","467:4670000441","493:4930003382","466:4660000172","488:4880005737","466:4660001611","472:4720000430","472:4720005426","470:4700002327","480:4800005897","494:4940001492","481:4810000485","478:4780006239","472:4720004460","488:4880003411","500:5000000498","493:4930006031","488:4880003743"],"twin_admin_codes":[470,466,469,481,488,469,469,489,467,493,466,488,466,472,472,470,480,494,481,478,472,488,500,493,488],"twin_sims":[0.005227821216595462,0.0014611737818349933,0.0009253210147217325,0.0006815667801814128,0.00041738405330419556,0.00031738848523819104,0.0002639034152263311,0.00023586766124824782,0.0001744804286046374,0.00009503780208688867,0.00008286546822511564,0.00008170089748625847,0.0000691036250143533,0.000060248386809709415,0.00004696174620074815,0.000044159172098959854,0.00004311645628986499,0.00004098859622332976,0.00003331734662000481,0.000029040809876301496,0.000027906788108028206,0.000023947802645780338,0.000022262062691763166,0.000022235351294793717,0.000020971346037588364],"twin_dists":[0.42099213940084634,0.4692951370392509,0.4854377501197191,0.49594767364758585,0.5123545649655996,0.521293090713276,0.5272305119757913,0.5308114934777199,0.5403059012173892,0.5589504570204056,0.5630711993175195,0.5634950208367799,0.5684855212982299,0.572539852954074,0.5798332905012296,0.5816205258864503,0.5823131109211742,0.5837772729371746,0.589734073572638,0.5936502573660954,0.5947809304127426,0.5991039569023653,0.6011555025623837,0.6011891878744635,0.6028290086525526],"n_dims_used":43,"mean_confidence":0.8963984112406886},"coverage":{"mean_confidence":0.8963984112406886,"n_dims_used":43,"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}}