{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004180},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001171","480:4800003959","494:4940008000","480:4800004030","480:4800004971","480:4800004107","480:4800004613","480:4800004708","494:4940004953","490:4900001008","490:4900000905","480:4800004444","480:4800004520","480:4800004972","490:4900002646","490:4900000705","480:4800003812","496:4960010712","487:4870011563","490:4900002792","490:4900001842","467:4670002023","496:4960009739","480:4800004795","494:4940008835"],"twin_admin_codes":[490,480,494,480,480,480,480,480,494,490,490,480,480,480,490,490,480,496,487,490,490,467,496,480,494],"twin_sims":[0.26152725554309386,0.24698741171380661,0.24048987191681537,0.2296939218335115,0.21511127846757244,0.21131357956770236,0.19307068489193316,0.19125134952731734,0.1844103971145913,0.18140393913927064,0.17999814445457868,0.17885425665932944,0.15801249377287568,0.15751176584504356,0.1535476217069248,0.151815667012691,0.14327855327106026,0.14260006846023965,0.14168430095227075,0.1388024432538662,0.13591365836660652,0.12578066622367012,0.12514067404768373,0.12395410310576829,0.12261995534361847],"twin_dists":[0.21271020786332454,0.21719875546662165,0.21925931629974835,0.22276466641323858,0.22767703739685954,0.2289928523081958,0.23554942412760477,0.23622643040347002,0.2388131271534771,0.23997129596482822,0.24051750370516867,0.24096418416037813,0.24948623138862824,0.24970072476117994,0.25141664802381347,0.2521765405904152,0.2560184653912975,0.25633100183064883,0.256754597594857,0.2581010706249351,0.25947189933944986,0.264460662441376,0.2647858154036552,0.26539201897228953,0.2660789117579147],"n_dims_used":45,"mean_confidence":0.9150069342719184},"coverage":{"mean_confidence":0.9150069342719184,"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}}