{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930005707},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930005790","493:4930005792","493:4930005517","493:4930004629","493:4930004477","493:4930005518","493:4930005946","493:4930004471","493:4930005789","496:4960002881","493:4930004485","493:4930004176","493:4930004328","496:4960000618","496:4960001699","496:4960002883","496:4960002753","493:4930004768","496:4960000359","496:4960000746","493:4930004888","496:4960000241","496:4960002338","493:4930004327","496:4960003434"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,496,493,493,493,496,496,496,496,493,496,496,493,496,496,493,496],"twin_sims":[0.8560897864779907,0.7538994290305226,0.7444401311862942,0.737347879137903,0.6497154983955694,0.6490201728788326,0.6387852612576755,0.6114489299146727,0.6074216917929074,0.5807800432520309,0.5778037892292,0.5770455995968036,0.5566838735904782,0.5560394773858939,0.554878459297877,0.5365468532591936,0.5360150794595083,0.5336902689427192,0.5258691518040449,0.5247270897282615,0.5188702600672006,0.5012477966732868,0.497800607290347,0.496643676075286,0.4963350837981466],"twin_dists":[0.07239964339924392,0.09762144422161022,0.09977925530855294,0.10138456640308652,0.12061148022330172,0.12076113380982699,0.12296129838476187,0.12882133056508552,0.1296836932899017,0.1353916678523311,0.136030234571646,0.13619295239442786,0.1405716900973983,0.14071059933116056,0.14096093451344488,0.14492519277183408,0.14504055551530512,0.14554516741641138,0.14724615383184916,0.14749499426647913,0.14877307128901243,0.15264034132707055,0.1534010316276303,0.1536566634860167,0.15372487772023066],"n_dims_used":45,"mean_confidence":0.9304302639431423},"coverage":{"mean_confidence":0.9304302639431423,"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}}