{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002687},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001555","470:4700001708","470:4700000989","470:4700001557","470:4700000733","470:4700002190","470:4700000734","488:4880001065","470:4700002526","470:4700001556","493:4930003789","470:4700002684","470:4700002035","466:4660000948","488:4880000492","466:4660001295","466:4660000826","488:4880000424","470:4700007128","493:4930000106","466:4660001864","485:4850000869","470:4700002194","469:4690002037","470:4700001550"],"twin_admin_codes":[470,470,470,470,470,470,470,488,470,470,493,470,470,466,488,466,466,488,470,493,466,485,470,469,470],"twin_sims":[0.5211683233729606,0.4903385615519869,0.47088400253711565,0.43476365299429687,0.42035842586855876,0.40950584854061106,0.4023811360320736,0.39319203854504586,0.3779472265050648,0.35229046783676987,0.3198425079351175,0.31038086311250307,0.29287908664975815,0.292567828232059,0.28834497209646054,0.2769609335829718,0.2746962574879025,0.2640535986156839,0.26328872742325427,0.2613674816380699,0.2595238703803583,0.2588389678938971,0.2552400054763398,0.25333323129466634,0.25000720339279364],"twin_dists":[0.14827119143972836,0.15505286210346883,0.15939610636021334,0.16762894813423823,0.17098582077321475,0.17354692795926885,0.1752444867002865,0.17745409863960546,0.18117381171753646,0.18760451741656173,0.19609985911971192,0.1986659552156854,0.2035341177535828,0.2036222186059596,0.20482303558295975,0.20811379110378136,0.2087781815865089,0.21194650252303182,0.21217723624978205,0.2127586620698918,0.213319119734923,0.2135279678199664,0.21463117486683544,0.21521966298910714,0.21625295918154386],"n_dims_used":43,"mean_confidence":0.9146384305732195},"coverage":{"mean_confidence":0.9146384305732195,"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}}