{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003597},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002272","489:4890001844","489:4890003598","489:4890003329","489:4890002918","489:4890001681","489:4890001840","489:4890003462","489:4890002022","489:4890002086","489:4890001667","489:4890002580","489:4890002085","489:4890002751","489:4890003331","489:4890002263","489:4890003471","489:4890002839","489:4890002505","489:4890001935","489:4890001748","489:4890002180","489:4890001810","489:4890001809","489:4890002754"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9120855560687978,0.8957887128867458,0.892074498753312,0.8804038669066855,0.8441608153416725,0.8398889852488439,0.8257256081623235,0.8146395065243727,0.8019007848388636,0.8000162933010606,0.7991567072149321,0.7904516170120219,0.780270567280787,0.7790346577598602,0.7739074812636527,0.7599942276817601,0.7463535850108927,0.7455141053937269,0.7422228263883417,0.7326438918857363,0.7304677920191844,0.7118977549173293,0.703364850073043,0.7018324270991322,0.6978991924769339],"twin_dists":[0.055716452288306725,0.06093057255310619,0.062070122572078334,0.06555112557843316,0.07559816707571942,0.07672176497433926,0.08037389527880939,0.083162192229119,0.0862996938113152,0.08675833208992544,0.08696708776165038,0.08906603145290463,0.09148817201906491,0.09177996601450902,0.09298558823985177,0.09622015741228943,0.09934435913352778,0.09953525534405155,0.10028224300839116,0.1024438097720018,0.10293241620292298,0.10706904728923736,0.10895216048702862,0.10928930177961685,0.11015326059627394],"n_dims_used":45,"mean_confidence":0.9180897182888454},"coverage":{"mean_confidence":0.9180897182888454,"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}}