{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005300},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790002232","479:4790004179","479:4790002731","489:4890004652","489:4890004217","479:4790003664","489:4890004008","479:4790001812","489:4890004521","479:4790003845","479:4790002904","479:4790003072","489:4890004894","489:4890005427","479:4790001811","489:4890005442","489:4890003739","489:4890004225","489:4890004174","479:4790003071","489:4890004569","489:4890004704","479:4790003239","489:4890005211","479:4790001734"],"twin_admin_codes":[479,479,479,489,489,479,489,479,489,479,479,479,489,489,479,489,489,489,489,479,489,489,479,489,479],"twin_sims":[0.8567342630458039,0.8392974269711025,0.8054803013510445,0.7856016339791684,0.7756421796465289,0.7674079406858765,0.764250960385827,0.7592596284001041,0.7544110001230739,0.7493567139092715,0.7332193523231713,0.7303121459054263,0.7257015660025489,0.7192879720573334,0.718629480223737,0.7072123193461036,0.7070696902500214,0.7035172197137031,0.6994367756156887,0.6979066873981367,0.6871392951254933,0.682394115753476,0.6714253409573581,0.66940540272776,0.6656145163950088],"twin_dists":[0.07222410891065065,0.07687651117126608,0.08542474668751045,0.0902240675038634,0.09257855274407442,0.09450308009582686,0.09523600807698657,0.09638953257959061,0.09750416834644599,0.09866019614776518,0.10231445326335878,0.10296733066524168,0.10399961238826679,0.1054295272656326,0.10557595738230466,0.10810431968264368,0.10813578582863936,0.1089186215386093,0.10981575255687404,0.11015161612754082,0.11250733047020779,0.1135414891467617,0.11592379525637134,0.11636136841094175,0.11718171025914746],"n_dims_used":45,"mean_confidence":0.9182047526041667},"coverage":{"mean_confidence":0.9182047526041667,"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}}