{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003173},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930002151","493:4930002488","493:4930000889","469:4690003137","469:4690003248","487:4870011570","469:4690003239","469:4690003045","469:4690003353","469:4690003242","469:4690003251","493:4930003350","466:4660013907","469:4690002128","469:4690001746","487:4870012237","469:4690003147","487:4870010468","469:4690002651","466:4660013841","469:4690002442","469:4690003238","469:4690002550","469:4690003350","487:4870009511"],"twin_admin_codes":[493,493,493,469,469,487,469,469,469,469,469,493,466,469,469,487,469,487,469,466,469,469,469,469,487],"twin_sims":[0.13883610716252112,0.13517328771219453,0.11337087850077956,0.0643102349915167,0.04370265010530385,0.04288355983564089,0.026311717554887856,0.026266690705072187,0.024106061260576635,0.021386299808627492,0.020831674603850187,0.020634447038331536,0.020456491617204437,0.01903399272560238,0.01899312525314111,0.018435686095576737,0.01653578636130322,0.01633153527336589,0.01616123660449436,0.01615308630469011,0.01599635929760666,0.015848284783257283,0.01580438998581955,0.015670969233079653,0.015603361909488099],"twin_dists":[0.25808522220429886,0.25982673901302905,0.2710048777213433,0.30425224025813685,0.32496385098203767,0.32594443289167047,0.3503117671417819,0.35039422576653173,0.35450225479501113,0.36015320567666925,0.3613817123679039,0.3618254460944243,0.36222900258162555,0.36556975118430823,0.36566891039754296,0.3670404220805635,0.3720049863322175,0.3725681128729427,0.37304238121961025,0.37306518909177305,0.37350575449798923,0.37392549751372595,0.3740505875974848,0.3744326909723791,0.37462740507680764],"n_dims_used":45,"mean_confidence":0.9230053371853298},"coverage":{"mean_confidence":0.9230053371853298,"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}}