{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002073},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001645","489:4890001984","489:4890001727","489:4890001813","489:4890002321","489:4890001655","489:4890001656","489:4890002718","489:4890003493","489:4890001812","489:4890002074","489:4890002569","489:4890001648","489:4890001989","489:4890001811","489:4890001988","489:4890003301","489:4890003562","489:4890001900","489:4890002487","489:4890001992","489:4890002408","489:4890001910","489:4890003067","489:4890001657"],"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":[0.908935427958431,0.897935502812064,0.8579679419823647,0.8282021194432978,0.8267168588025973,0.799184517458816,0.7963185007371018,0.7933410327507643,0.786441157847481,0.78564457791847,0.7816284483568321,0.7811230689097364,0.7807575693637464,0.776499185260386,0.7744751336036048,0.766101814416009,0.765873260072796,0.7520142539041624,0.7508910093852642,0.745299923281146,0.7447263921286618,0.7399529638532544,0.7363582392637185,0.7333673575231441,0.72096056749539],"twin_dists":[0.056754177233721,0.060264291362950494,0.07188726947591915,0.07974294552088176,0.08012172047268248,0.08696033821022833,0.08765441624870375,0.08837233039460467,0.09002417091634322,0.0902138478186357,0.09116703933437555,0.09128662599895819,0.09137306385298201,0.09237713745945342,0.09285248851835931,0.0948066323862406,0.09485970313471474,0.09805308774436854,0.09830988528975514,0.09958393576155816,0.09971424267252545,0.10079610035033465,0.1016077665174977,0.1022811734740906,0.10505727575283501],"n_dims_used":45,"mean_confidence":0.9139034695095486},"coverage":{"mean_confidence":0.9139034695095486,"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}}