{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007735},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007366","490:4900007617","490:4900005489","490:4900007736","490:4900006750","490:4900007739","490:4900006155","490:4900007734","490:4900006617","490:4900006992","490:4900007118","490:4900003844","490:4900004693","490:4900007495","490:4900007623","490:4900006761","490:4900007258","490:4900007613","490:4900006749","490:4900004825","490:4900007120","490:4900005095","490:4900000884","490:4900001829","490:4900001981"],"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":[0.8094365298812546,0.5824604940625694,0.5778206662131748,0.5761597414675922,0.5620649249042756,0.5607156953243978,0.5563643315661988,0.5320841539583234,0.486466545389197,0.4742592698866057,0.4554244379087064,0.4532680099578633,0.4490992924400815,0.4486467814590645,0.43924117679162616,0.4376872163343133,0.4344521289076864,0.43383224141693627,0.4221247982028445,0.42062333360909643,0.4074128591400999,0.39296779617255717,0.3920106725399757,0.38758304517138364,0.38653350645584916],"twin_dists":[0.08445176103180366,0.13503123797280017,0.13602661275769934,0.13638309419861483,0.13941261413668393,0.13970309301686792,0.14064056919589682,0.14589404363795078,0.15591291784271644,0.15863849638163927,0.16289030550735573,0.1633810411440311,0.16433216253849972,0.1644356038688536,0.16659476298759662,0.1669532105762939,0.1677010587680306,0.16784461002807793,0.1705716632961981,0.17092366168654707,0.1740442389868992,0.17750831522403868,0.1777398873616657,0.1788145921618759,0.17907018979522174],"n_dims_used":45,"mean_confidence":0.9177380032009549},"coverage":{"mean_confidence":0.9177380032009549,"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}}