{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001807},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001983","489:4890002469","489:4890001895","489:4890002316","489:4890002991","489:4890001811","489:4890001734","489:4890003426","489:4890001910","489:4890003499","489:4890003493","489:4890002387","489:4890001896","489:4890001981","489:4890003365","489:4890003371","489:4890002977","489:4890001900","489:4890002896","489:4890002632","489:4890001730","489:4890002059","489:4890003360","489:4890001742","489:4890001648"],"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":[0.9011369769414109,0.874798879731833,0.8636691308492135,0.85147095989847,0.8503702522126805,0.8483645954005534,0.8459533961285131,0.8326331170234329,0.805693516258936,0.8024221215970242,0.8004598742767464,0.7987927811943815,0.7976611027902466,0.7872946849624638,0.7855585405776705,0.7831330583316506,0.7788740172616422,0.7730425371616648,0.7708948533256436,0.7664986687050187,0.7660377539567005,0.758409422081777,0.7541689646529482,0.7529891164710899,0.7514613838814068],"twin_dists":[0.059259781757592805,0.06717443727325732,0.07031609936614305,0.07364922904603598,0.07394488842354396,0.07448158342212877,0.07512338405944355,0.0786061876070103,0.08537247072155338,0.08617257348795175,0.08665049697902123,0.08705538607634326,0.08732964779728579,0.08982070337007922,0.0902343221556934,0.09081053424822401,0.09181785850942512,0.09318821691887143,0.09369043106770795,0.09471444907849358,0.09482150874405171,0.09658539634064849,0.09755966178301785,0.0978299789076356,0.09817952153882493],"n_dims_used":45,"mean_confidence":0.9140268961588541},"coverage":{"mean_confidence":0.9140268961588541,"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}}