{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001049},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000484","490:4900000172","490:4900000579","487:4870005565","496:4960009066","496:4960009063","490:4900001066","487:4870004402","490:4900001565","496:4960008580","494:4940007612","496:4960007908","490:4900000793","487:4870005417","490:4900002006","496:4960007907","496:4960008376","487:4870006747","494:4940008232","494:4940008029","490:4900000407","490:4900001177","496:4960005126","496:4960004972","496:4960004823"],"twin_admin_codes":[490,490,490,487,496,496,490,487,490,496,494,496,490,487,490,496,496,487,494,494,490,490,496,496,496],"twin_sims":[0.526839892294559,0.47613600174536846,0.42994647780062795,0.4036012420935016,0.3533126854851775,0.3484377656578755,0.3311739336312852,0.32733079983775126,0.32216199573492255,0.31114503782702263,0.3107302189273857,0.3106188913354736,0.3070121881437922,0.2979838559613323,0.2900387419195134,0.2882065262463867,0.287706523622549,0.26690769991158747,0.26064294215624956,0.25875220359516365,0.2559082916349004,0.25523315640601624,0.2551802584624394,0.2500363039189157,0.24569710843914513],"twin_dists":[0.14703473652507415,0.15821801810158406,0.16874635149402414,0.17495283317149787,0.1873438303981478,0.1885906032593659,0.19308205185641797,0.1940990614581178,0.19547734933076338,0.19845706587923384,0.1985704213358331,0.19860085799539937,0.19959032710616267,0.202097052341164,0.20434014279766122,0.20486258124149076,0.20500549665211276,0.21108918564137474,0.21297862482721863,0.21355444978428978,0.21442558167285175,0.21463328369630982,0.21464957218720665,0.21624388060428415,0.2176051408990283],"n_dims_used":45,"mean_confidence":0.9159834967719184},"coverage":{"mean_confidence":0.9159834967719184,"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}}