{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010294},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007857","490:4900011493","490:4900001805","490:4900008189","490:4900009182","490:4900010809","490:4900010557","490:4900009483","490:4900010810","466:4660003310","490:4900011358","490:4900008185","490:4900007738","490:4900011278","490:4900011684","490:4900007968","490:4900007255","490:4900007251","490:4900004821","490:4900010645","490:4900001942","490:4900010201","490:4900011288","490:4900010722","490:4900008299"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4149608140351498,0.3282782010902895,0.26260696759719715,0.24478378209258608,0.23798072131984907,0.22177241811552276,0.2028905626216253,0.18157294955906805,0.17099106020000432,0.15452040862758515,0.13642292763721206,0.13345197039731252,0.09890484134540503,0.0883561396725879,0.08798445746583637,0.08115747763564887,0.08079783812264503,0.075259293521375,0.0746668177339169,0.07354935893504214,0.072683945522077,0.07182700165281898,0.0715783753417414,0.07062731627987255,0.06678606867082791],"twin_dists":[0.17225599326889723,0.1938477427292638,0.2123832518667925,0.21789362716931762,0.22006469141186735,0.22540641015376456,0.2319696900236788,0.2399058305126248,0.24409107468359512,0.25099259262249374,0.2592286604814238,0.2606573931370891,0.2793718917511626,0.2861002359951957,0.28634865857614933,0.29106746442286907,0.291324720150525,0.29540755846126626,0.29585850008625403,0.29671693659705867,0.2973890246443088,0.2980609470510152,0.298257107664377,0.29901260715159134,0.3021507420911234],"n_dims_used":45,"mean_confidence":0.9183992173936631},"coverage":{"mean_confidence":0.9183992173936631,"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}}