{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930001062},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001422","493:4930003919","470:4700006221","493:4930000739","493:4930000737","470:4700003062","470:4700005915","493:4930004965","493:4930005223","493:4930000842","470:4700005921","493:4930004823","470:4700003895","499:4990003210","493:4930000654","493:4930000328","470:4700005486","470:4700004250","480:4800002349","470:4700001754","487:4870005286","499:4990002317","488:4880001297","472:4720000825","469:4690006551"],"twin_admin_codes":[493,493,470,493,493,470,470,493,493,493,470,493,470,499,493,493,470,470,480,470,487,499,488,472,469],"twin_sims":[0.5906281649693151,0.3499318502744268,0.24286324848261018,0.19108753115862237,0.167507183878599,0.14045947236373826,0.1340219713164571,0.12926186403644843,0.12424460344323343,0.12288515347339171,0.10685610323286654,0.09105070275089698,0.0881100780351,0.08749044911833234,0.08542083079202874,0.08539638415812958,0.08500260235610621,0.07442310396132844,0.06757912448846437,0.06734118625540872,0.06620892300028959,0.06602757193227164,0.0650659440826791,0.06118839699406642,0.05900839516334215],"twin_dists":[0.13328041368201984,0.18820752326763415,0.2185025262844816,0.23628761007272797,0.2455094379137566,0.25732434904323226,0.2603814419129435,0.2627136479328481,0.2652431997817122,0.26594192167252806,0.2746636419817394,0.28432362637370406,0.28626460402519904,0.28668013424389577,0.28808522628437766,0.28810198464393594,0.28837245335837214,0.2960448327835908,0.30149103612527456,0.30168830046262063,0.3026348688808256,0.3027877022320221,0.30360388632367696,0.3069985481493477,0.30898532891397523],"n_dims_used":45,"mean_confidence":0.9255235460069444},"coverage":{"mean_confidence":0.9255235460069444,"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}}