{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930004626},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930004478","493:4930006095","493:4930004621","493:4930004761","493:4930004328","496:4960000836","496:4960000915","496:4960000481","496:4960000919","496:4960003296","496:4960000755","493:4930005035","493:4930004324","493:4930004897","496:4960002194","493:4930005789","496:4960003433","493:4930006017","493:4930004900","493:4930005277","496:4960003164","493:4930005512","496:4960000910","493:4930004762","493:4930004756"],"twin_admin_codes":[493,493,493,493,493,496,496,496,496,496,496,493,493,493,496,493,496,493,493,493,496,493,496,493,493],"twin_sims":[0.8387358771091104,0.8041704150761131,0.762253995340634,0.7379261991003557,0.6712244759213813,0.6421430091725296,0.6405905353911014,0.6132103995507016,0.6124185651369237,0.5930987560907837,0.5918403583732464,0.5890486383078787,0.587978694340921,0.5875145971057075,0.5861188063665796,0.5834196250692602,0.58234781557773,0.5796597272376983,0.5787565942315316,0.5787523121830325,0.578385835137865,0.562476245904282,0.5622276601572055,0.5578964749391586,0.5544364780941515],"twin_dists":[0.07702322045139043,0.08574550759093984,0.09569827865474545,0.1012540452275629,0.11596732290048255,0.1222400096105168,0.12257355906393087,0.12844411779557716,0.12861368907727672,0.13275108600430857,0.13302068662025449,0.13361888699202687,0.13384819116378366,0.1339476612938648,0.13424685045273743,0.13482555494291523,0.13505540321316245,0.1356320036890429,0.13582577635971324,0.13582669516029913,0.13590533243151576,0.1393240783025022,0.1393775847541724,0.14031035933528963,0.14105625386241263],"n_dims_used":45,"mean_confidence":0.9300056457519531},"coverage":{"mean_confidence":0.9300056457519531,"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}}