{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011930},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010691","490:4900012205","490:4900010692","490:4900011996","490:4900010533","490:4900011986","490:4900010618","490:4900010521","490:4900010526","490:4900010619","490:4900010885","490:4900010870","490:4900010181","490:4900011863","490:4900010360","490:4900011798","490:4900010705","490:4900010349","490:4900011675","490:4900010084","490:4900009783","490:4900011997","490:4900011407","490:4900009772","490:4900010613"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4424554396266123,0.40749706685367826,0.38133629097783955,0.38047643866720193,0.3559596363563959,0.3461471397048127,0.32624534533448035,0.3260059984725655,0.3096341566204917,0.2992087919908,0.28606143561555475,0.28142264405454803,0.27870713037318323,0.2722192845185829,0.2403189586295737,0.2328201679577891,0.22677760390638116,0.22404638960579756,0.224020338659443,0.22217746140935205,0.21238505826279597,0.20484079580214773,0.20200530771126485,0.19331816195285853,0.19208304979796564],"twin_dists":[0.16585490918357645,0.17402420878640798,0.18034078181191765,0.18055179303683153,0.1866706147656265,0.18917959661834066,0.1943874961663163,0.1944511685363017,0.19887035423549373,0.20175437481177358,0.2054767639714962,0.2068144815067002,0.20760376959547577,0.20950871048381478,0.2193140013842586,0.22173868982174436,0.2237300911096377,0.2246417312536458,0.22465046216582663,0.22526982274933177,0.22861999997218818,0.23127303975261831,0.23228743215017061,0.23545767738467158,0.23591638590587005],"n_dims_used":45,"mean_confidence":0.9138047960069444},"coverage":{"mean_confidence":0.9138047960069444,"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}}