{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000906},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000899","490:4900000603","494:4940008531","496:4960008855","490:4900000703","490:4900000394","496:4960008762","490:4900000836","494:4940008231","490:4900000288","490:4900001032","490:4900000198","490:4900001183","490:4900000688","490:4900000592","490:4900000087","487:4870005131","494:4940008483","494:4940008331","494:4940006041","490:4900000808","494:4940008127","490:4900001191","490:4900004045","496:4960008487"],"twin_admin_codes":[490,490,494,496,490,490,496,490,494,490,490,490,490,490,490,490,487,494,494,494,490,494,490,490,496],"twin_sims":[0.4744951329607661,0.3816217807639396,0.3426847559939471,0.33978306657666535,0.33479770269585485,0.32774718588210977,0.32336056850007705,0.31899704631470527,0.31195236059231957,0.3108576513419095,0.28759267855872805,0.2859863258206577,0.28072365567389473,0.27850207514126424,0.2773072437684036,0.2764273211213871,0.27616727431341387,0.2736033056509501,0.273211895607515,0.2692616984866736,0.2691874028433399,0.26602546266982185,0.264859208743231,0.2648443803766945,0.26200299717629266],"twin_dists":[0.158585621714765,0.18027077215173018,0.1900738154094058,0.19082694066541528,0.19212899674481998,0.1939885566650938,0.19515665512409416,0.19632739551558945,0.19823670027331178,0.19853558931993048,0.20503805768200475,0.20549831939100546,0.20701720531976708,0.20766356014017154,0.20801248679483392,0.20827003749306017,0.20834624826613624,0.20910002280469595,0.20921547313799146,0.2103863686443736,0.21040849225214778,0.2113535804013437,0.2117039302270323,0.2117083909431874,0.21256604080032784],"n_dims_used":45,"mean_confidence":0.9099132113986546},"coverage":{"mean_confidence":0.9099132113986546,"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}}