{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001262},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002098","496:4960001241","496:4960002256","496:4960001214","496:4960001597","496:4960001675","496:4960001974","496:4960003058","496:4960001848","496:4960002232","496:4960000941","496:4960003479","496:4960001128","496:4960001940","496:4960001673","496:4960003630","496:4960001589","496:4960002352","496:4960002055","496:4960001735","479:4790003236","496:4960002212","496:4960002635","496:4960001251","496:4960002043"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,479,496,496,496,496],"twin_sims":[0.6544631688699952,0.618220211133448,0.5753728607390716,0.5529883321805564,0.5197285230831278,0.5104792803584854,0.5081840145237927,0.4978857104985682,0.48297554500033973,0.4798587284235563,0.47859350883208435,0.4667238099537919,0.4289961557808617,0.42344788259933536,0.41500208026863955,0.41314580298295694,0.40613023444982255,0.40271824600199835,0.3902375832043344,0.3814703944377921,0.37839030780933686,0.37324466904412007,0.36707036104919527,0.36007876953595463,0.35208842460290024],"twin_dists":[0.11958894256720753,0.12737112921110824,0.13655201417746285,0.1413686481030395,0.14858557192242336,0.15061019993918337,0.15111404909824092,0.15338223415715138,0.1566901385564841,0.1573855384179676,0.15766823378083863,0.1603324200335852,0.1689673888936718,0.17026191975266655,0.1722462556723385,0.17268469671078837,0.17434955997567406,0.17516386436667955,0.1781695770233237,0.18030789295042907,0.18106469761440155,0.18233574379781098,0.18387234632144805,0.18562808016588028,0.1876560892649144],"n_dims_used":45,"mean_confidence":0.930501725938585},"coverage":{"mean_confidence":0.930501725938585,"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}}