{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005564},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930005965","480:4800004126","480:4800005554","480:4800005553","480:4800005400","493:4930005182","480:4800004884","480:4800003884","480:4800004049","480:4800004207","480:4800005565","480:4800005313","480:4800003963","493:4930000143","493:4930005803","480:4800005476","480:4800005482","480:4800004799","493:4930004512","480:4800004974","493:4930006115","480:4800004885","480:4800003966","480:4800005396","480:4800005135"],"twin_admin_codes":[493,480,480,480,480,493,480,480,480,480,480,480,480,493,493,480,480,480,493,480,493,480,480,480,480],"twin_sims":[0.5214425444579962,0.5086716907214557,0.4907884086903388,0.4852024149470961,0.4821973034844364,0.46703070122721363,0.44898816714573847,0.4447014174903457,0.44453259219207714,0.4337291326000023,0.4183903270041707,0.4129627804292669,0.4070696391848129,0.38795884301011413,0.38645501774211005,0.36472711745839076,0.36245406309043887,0.354629344425912,0.35336376099380046,0.348206669078134,0.336657403814114,0.33466381936806744,0.32800957961374577,0.3143099948292301,0.30362437803349757],"twin_dists":[0.14821133826607144,0.15100694673866208,0.15495307430263813,0.15619415835071154,0.15686364077670698,0.16026325256690754,0.16435756149364938,0.16533916883839858,0.16537790107164782,0.16786849556377456,0.1714481450175207,0.17272797169369974,0.17412589853346558,0.1787231524519381,0.1790893176103913,0.18445888566841456,0.18502967427334477,0.18700863111053612,0.18733081535948454,0.1886499328964755,0.19164207100274094,0.19216410796928776,0.19391895971826312,0.19759501914805727,0.2005258668953087],"n_dims_used":43,"mean_confidence":0.9216322787972384},"coverage":{"mean_confidence":0.9216322787972384,"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}}