{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000289},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["469:4690003755","490:4900002500","490:4900000421","485:4850003636","485:4850003311","496:4960008686","490:4900002960","494:4940008485","490:4900004167","490:4900000168","466:4660008385","469:4690003754","470:4700003480","490:4900001094","485:4850004220","490:4900000005","496:4960011463","490:4900001100","466:4660005120","490:4900000724","490:4900008876","490:4900002305","466:4660004349","496:4960009077","488:4880000012"],"twin_admin_codes":[469,490,490,485,485,496,490,494,490,490,466,469,470,490,485,490,496,490,466,490,490,490,466,496,488],"twin_sims":[0.07669900707253076,0.06291343930730917,0.05894996052275744,0.05744892651463975,0.052027299056675934,0.04933098942773894,0.047625656446931515,0.04470725881781474,0.03639809033785458,0.03393878796091608,0.03347250873072747,0.029646804896443182,0.025039007928237704,0.024691052822822485,0.02223164622529696,0.02117747798722255,0.02037351160881805,0.019627426358906193,0.019509638743804732,0.018550078647707295,0.0184444096591803,0.018326636903843885,0.01757981363205205,0.017481602044033328,0.017287509053198386],"twin_dists":[0.2943235859244226,0.3054671948483581,0.30903940976619027,0.31044398108687243,0.3157839719380392,0.3186137932183011,0.32047085220562493,0.3237820407300722,0.3343222063937261,0.33783331147911955,0.3385233164973691,0.3445176742543283,0.3526909202600474,0.3533595462438526,0.35833303078187695,0.3606124595101247,0.362418226358147,0.36415043288753435,0.36442913700164975,0.36675604368533526,0.3670186811286853,0.36731295775819395,0.3692185254122535,0.3694743711477434,0.3699837194868933],"n_dims_used":45,"mean_confidence":0.9174356248643664},"coverage":{"mean_confidence":0.9174356248643664,"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}}