{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001193},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001191","491:4910001458","491:4910001122","491:4910001061","491:4910002255","491:4910001389","491:4910002259","491:4910001507","491:4910001456","491:4910001560","491:4910001129","491:4910001632","491:4910001967","491:4910001396","491:4910001386","491:4910001855","491:4910001443","491:4910001569","491:4910001060","491:4910001968","491:4910001506","491:4910001515","491:4910002257","491:4910001073","490:4900002375"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,490],"twin_sims":[0.6529001955143541,0.6145390725075838,0.5619760503167874,0.5387019533764897,0.4533239986486456,0.43480669648203146,0.4342533377198848,0.4210805000805326,0.4172962790870262,0.4079547427871982,0.3977470728466544,0.3968874468296729,0.3935241660182638,0.374915086375577,0.3707519842358129,0.3657352971078945,0.36145241379550924,0.3134499075666569,0.30134696299179237,0.29530384145551564,0.2861028839461831,0.2790187399369832,0.2776060066554226,0.2531808677519256,0.22811576594508068],"twin_dists":[0.1199257107596521,0.12815957126346145,0.13943174529543595,0.14445789511867846,0.16336828905301282,0.16761898618545146,0.16774708515369327,0.1708164290800836,0.17170554716016162,0.17391537501857462,0.17635587442641104,0.17656268630397723,0.17737382432132648,0.18192219189120953,0.182954568354036,0.1842062958219468,0.18528177497147288,0.19782879200355838,0.20115818051141793,0.20284968755256994,0.20546487035823513,0.20751296089093146,0.20792515325681654,0.21526680821411107,0.2232860892474167],"n_dims_used":44,"mean_confidence":0.894537318836559},"coverage":{"mean_confidence":0.894537318836559,"n_dims_used":44,"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}}