{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003600},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001413","493:4930006492","493:4930000562","481:4810000007","493:4930002884","493:4930002732","493:4930003427","493:4930001892","493:4930006490","493:4930002879","493:4930000556","493:4930004546","493:4930003066","470:4700001178","493:4930006144","493:4930000320","493:4930006344","493:4930006361","493:4930006491","493:4930002567","493:4930003240","493:4930003230","493:4930002900","493:4930003923","470:4700001158"],"twin_admin_codes":[493,493,493,481,493,493,493,493,493,493,493,493,493,470,493,493,493,493,493,493,493,493,493,493,470],"twin_sims":[0.44266668666495285,0.4309316675891777,0.40865011778625054,0.3763677715957202,0.37571627227530796,0.3490432740258924,0.32146467982410337,0.30961928322513116,0.295678181069397,0.29272466058908747,0.2790846847887946,0.2725889230324422,0.27132859880074195,0.27073069773374075,0.26936147538333355,0.2630815066607403,0.2629360555670424,0.2628358433685036,0.258818388749032,0.25700277618748707,0.25340407463240444,0.252930902762326,0.2514306504975719,0.2513549462233086,0.25099345165207804],"twin_dists":[0.16580635793894424,0.16851741427275008,0.17375012051283137,0.18156327887612606,0.18172415996708444,0.18843524855601945,0.19566423216218573,0.19887442845934364,0.20274431979681032,0.20357782068829297,0.20749375127092995,0.20939943505512001,0.20977239793182678,0.2099497060211351,0.21035666322323837,0.21223981931396346,0.2122837656445696,0.21231405242788062,0.21353424842478902,0.21408960456214626,0.21519774836672698,0.21534419295725302,0.21580967078576357,0.2158332061368305,0.2159456519121499],"n_dims_used":45,"mean_confidence":0.9212861802842882},"coverage":{"mean_confidence":0.9212861802842882,"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}}