{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000008395},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000008516","500:5000008394","500:5000008396","500:5000008277","500:5000008517","500:5000008285","500:5000008155","500:5000008275","500:5000008158","500:5000008515","500:5000008276","500:5000007776","500:5000008287","500:5000008159","500:5000007903","500:5000007256","500:5000008518","500:5000006472","500:5000008150","500:5000007904","500:5000007775","500:5000008406","500:5000006994","500:5000008637","500:5000006735"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.9836606732822541,0.9783438486256086,0.9742283364032602,0.9648441863705348,0.9605658782964261,0.9546146626765686,0.9397250037217519,0.9358194834366256,0.9349135660901494,0.926542097994444,0.9004707326859933,0.8911426186610371,0.8908329031021784,0.8637549239901952,0.852968467042256,0.8514648011565795,0.8442037324442212,0.8437128971159773,0.8279824450831581,0.8041380246188361,0.8005522069672553,0.7997183284756585,0.7975596245747036,0.7867018469100591,0.7861965079533519],"twin_dists":[0.023574480961571574,0.02717704706285853,0.029678279023477742,0.0347465377015887,0.03684075281580663,0.039584036962525326,0.04579544432805693,0.047304517629902745,0.04764861012412051,0.05073283712090478,0.05946992795853014,0.06235349702946827,0.062447458772727775,0.07029226793500006,0.07324568740111927,0.07365088557234067,0.07558682315514545,0.07571649451543151,0.07979903783233103,0.08575343066994047,0.08662804142420989,0.08683072606045834,0.08735421789749537,0.08996205212013962,0.09008244753885683],"n_dims_used":44,"mean_confidence":0.9194309928200461},"coverage":{"mean_confidence":0.9194309928200461,"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}}