{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007243},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007742","490:4900006878","490:4900007616","490:4900007370","490:4900005759","490:4900007502","490:4900006514","490:4900007124","490:4900004959","490:4900007624","490:4900007737","490:4900007606","490:4900006756","490:4900004971","490:4900007744","490:4900004960","490:4900001679","490:4900004128","490:4900003720","490:4900004671","490:4900007621","490:4900006636","490:4900004957","490:4900007613","490:4900003700"],"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":[0.6461027888822212,0.6413064667929917,0.6274684359017965,0.5826265930793786,0.5074181023721356,0.4769038813300475,0.47462124535450045,0.4694130385154076,0.46748461506153133,0.42344612907108287,0.4199365435190576,0.4082200155925456,0.4000660757090512,0.38375361064278996,0.3764144068794272,0.37584316982906196,0.3658313921097888,0.3535402214363853,0.349047436849918,0.3462372086265021,0.3400911854845898,0.32748337468814465,0.321002177341568,0.31532342374320177,0.3106809828533882],"twin_dists":[0.12138876817343466,0.12241975359487539,0.1253893495655257,0.13499561670260393,0.1512823113004528,0.1580461323579697,0.15855735398761955,0.1597268465542897,0.16016097759619483,0.17026232999771163,0.17108484728395393,0.1738523187838159,0.175798976852062,0.1797487838562053,0.1815517679906617,0.18169281322608716,0.1841822384347159,0.18728585730324096,0.18843418099436365,0.18915639823367042,0.19074680626671617,0.19405856057866316,0.19578830936123093,0.19732003358663475,0.19858388157418158],"n_dims_used":45,"mean_confidence":0.9239991929796006},"coverage":{"mean_confidence":0.9239991929796006,"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}}