{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007922},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008140","490:4900008142","490:4900007920","490:4900007806","490:4900008032","490:4900008138","490:4900009022","490:4900009021","490:4900007919","490:4900007684","490:4900008249","490:4900007204","490:4900008252","490:4900007440","490:4900006229","490:4900007923","490:4900008030","490:4900006588","490:4900005593","490:4900005978","490:4900005983","490:4900006829","490:4900007323","490:4900005591","490:4900007082"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.06927627831847595,0.021935586644293317,0.021821184269322374,0.006516020743161047,0.0016044035723640317,0.0015446096010114608,0.0007084961271702892,0.0006980902944522802,0.00042326354744285315,0.00009608937426142514,0.0000933918429017419,0.00005911708845997032,0.000023619445136266533,0.00001074354043370011,0.000009334187550736845,0.000008232654507481243,0.000007637807219108776,0.000005221878995486555,0.000004036524745783114,0.0000016543513622187369,0.0000014888280050347304,0.0000014634514868285588,0.000001387332468148473,0.0000012961581251415909,9.266365277718926e-7],"twin_dists":[0.30010016229578096,0.35896354423913307,0.35920916753186133,0.4120723834317073,0.46592201066447736,0.46729497789606333,0.4946280024709475,0.4951323106250591,0.5118938466795651,0.5586182915691709,0.5594774205728587,0.5730980297053423,0.599492536959674,0.6212619337858409,0.6250681601551198,0.6284476557005407,0.6304573691474201,0.6405499577183479,0.6472944042596877,0.6701347746802377,0.6727829719651477,0.6732138445991149,0.6745508271275401,0.6762485101510664,0.6845680269429014],"n_dims_used":45,"mean_confidence":0.8945244683159722},"coverage":{"mean_confidence":0.8945244683159722,"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}}