{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002403},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002151","489:4890002817","489:4890002160","489:4890001982","489:4890002240","489:4890001735","489:4890001903","489:4890002330","489:4890002312","489:4890002475","489:4890002472","489:4890001908","489:4890002582","489:4890002082","489:4890001654","489:4890001653","489:4890003075","489:4890003307","489:4890003445","489:4890002551","489:4890003449","489:4890002977","489:4890003332","489:4890003371","489:4890003053"],"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":[0.9156021641091472,0.8760864576867976,0.8685966697471469,0.8547271170360246,0.8413354975778998,0.8329709517187006,0.8061249892061643,0.7975326084651023,0.7718355064067289,0.770091058914476,0.7689388397835519,0.7659501421344533,0.7616090894341762,0.755099860980273,0.7467258817952139,0.738393539934664,0.7373142923145338,0.71368295571151,0.701159640328924,0.6946328494415346,0.6809358612667737,0.6803245189860466,0.6782742129160244,0.6765467645810525,0.6744685538476367],"twin_dists":[0.054539036181260075,0.06680410775406062,0.06893788505725068,0.07276982894853767,0.07634251078776091,0.07851909243105845,0.08526662663910758,0.08736075845184811,0.09347062903868263,0.09387805755927475,0.09414670378500739,0.0948418525226332,0.09584734715314996,0.09734615205859598,0.09925965081876668,0.10114852274918155,0.10139214460198569,0.10667376108235722,0.10943722232274677,0.11086928610958895,0.11385884687914498,0.11399183125388282,0.11443757319330847,0.11481282343271183,0.11526391491261972],"n_dims_used":45,"mean_confidence":0.9139644198947483},"coverage":{"mean_confidence":0.9139644198947483,"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}}