{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001554},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001508","480:4800002310","480:4800002070","480:4800001667","480:4800001724","480:4800001959","480:4800001502","480:4800001395","480:4800001506","480:4800001668","466:4660004548","470:4700005794","480:4800002340","470:4700005036","480:4800002057","480:4800002172","480:4800001568","480:4800001451","480:4800000816","480:4800001611","480:4800001272","470:4700006363","480:4800002447","480:4800001901","480:4800001795"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,466,470,480,470,480,480,480,480,480,480,480,470,480,480,480],"twin_sims":[0.686735144452086,0.3730040395475479,0.36670916803510767,0.3527719880794973,0.32418637640441295,0.2704705441267695,0.2688921474267847,0.2325801855073697,0.2251939194851841,0.21757779640942138,0.21543282170681946,0.2025985897520975,0.20188887534669045,0.19728193052101461,0.18804400862875953,0.18035859630161202,0.16783085309281656,0.15990441542378617,0.15172941973107054,0.13771045649759697,0.13714445499769934,0.13462107387287983,0.12490842430876768,0.11899294216954544,0.1146582174554988],"twin_dists":[0.1125955009088737,0.18239539238052035,0.18396263399061594,0.18748167067582724,0.19493608442051216,0.21002693026300095,0.210496450200017,0.22181712524050323,0.224257807702558,0.22683082509113894,0.22756635313954912,0.2320743816117235,0.2323292940538674,0.2339991894396168,0.23743097061303062,0.2403771666142999,0.2453767762136859,0.24868024476994877,0.2522145474948366,0.2586167247512135,0.25888520380279817,0.26009235055554536,0.2649041239248255,0.26797554685908925,0.27030120285770665],"n_dims_used":43,"mean_confidence":0.9205028622649437},"coverage":{"mean_confidence":0.9205028622649437,"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}}