{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930006433},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930005424","493:4930006068","493:4930004793","493:4930005852","488:4880000949","493:4930006272","493:4930004932","493:4930005564","496:4960000634","493:4930006270","493:4930005454","493:4930006159","470:4700001432","493:4930003226","466:4660002360","485:4850000426","496:4960009696","496:4960000201","488:4880005395","493:4930005340","493:4930005422","488:4880003426","466:4660003966","496:4960004097","493:4930006384"],"twin_admin_codes":[493,493,493,493,488,493,493,493,496,493,493,493,470,493,466,485,496,496,488,493,493,488,466,496,493],"twin_sims":[0.3696233052909205,0.32484733561157486,0.3096851418869674,0.3055594685248065,0.30190500844620066,0.2973586733864063,0.2857107238342934,0.2759274599640613,0.2729265415964055,0.267122182118745,0.2509772654980899,0.2326775465555457,0.22871358928080593,0.2284736010492466,0.22786608795037802,0.22232292673853996,0.2218547935043582,0.22108531385608543,0.21704241694477236,0.21150221139350422,0.20921132248125643,0.20684355490069659,0.2061574633881891,0.20320030100262318,0.20292359022871895],"twin_dists":[0.18323544784443913,0.1947597693440209,0.19885638884862553,0.19999075883138764,0.20100298523406007,0.2022722666634594,0.20557744229881733,0.20841656850008944,0.2092997052612544,0.21102499030472138,0.21595068916143267,0.22178529752833012,0.2230882886797097,0.22316765195903498,0.223368801212916,0.2252208099752693,0.22537861830070174,0.2256384949333644,0.2270139520780288,0.22892711954382253,0.2297281391496397,0.23056233655738156,0.23080527257410977,0.23185874132647807,0.23195785395580312],"n_dims_used":45,"mean_confidence":0.9214550442165799},"coverage":{"mean_confidence":0.9214550442165799,"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}}