{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002428},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002821","489:4890003507","489:4890003546","489:4890003074","466:4660001023","469:4690000394","500:5000003048","489:4890003443","489:4890003440","469:4690000314","489:4890002910","479:4790000209","489:4890001341","468:4680005791","489:4890003480","484:4840007572","489:4890002651","489:4890002235","489:4890002335","489:4890002911","489:4890002732","469:4690000356","489:4890003309","500:5000002891","470:4700008207"],"twin_admin_codes":[489,489,489,489,466,469,500,489,489,469,489,479,489,468,489,484,489,489,489,489,489,469,489,500,470],"twin_sims":[0.3113809700131936,0.3097719147859293,0.2831619162706272,0.2396640156819427,0.23467175131895798,0.23281839397064652,0.2270603878806916,0.22672527052865382,0.2229261972629796,0.22153330365439483,0.21574979462314076,0.20903747567169578,0.20754430554635686,0.2046645236166935,0.20351224270000176,0.2018384295352615,0.20070500753901405,0.1995808374149478,0.19956386773954213,0.1956606557671689,0.19504919642438695,0.19436781678001755,0.1929082691954764,0.18941303153284694,0.18807218949393506],"twin_dists":[0.19839263243574828,0.19883262389363712,0.20631136884324347,0.21952378983226506,0.22113529866324866,0.22173926943348204,0.22363611910178696,0.22374749054380605,0.22501777340308568,0.22548712180373587,0.22745735109290324,0.2297891683751065,0.23031477714820708,0.23133581927488656,0.2317471206335965,0.2323474364126142,0.2327558858252222,0.23316257322311582,0.23316872437261962,0.23459326594455102,0.23481820639539525,0.23506944613094383,0.23560968070987834,0.23691508016973115,0.2374203247140202],"n_dims_used":45,"mean_confidence":0.9177628411187067},"coverage":{"mean_confidence":0.9177628411187067,"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}}