{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004718},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004505","479:4790003927","489:4890004506","478:4780002986","479:4790003578","472:4720004363","489:4890004604","479:4790001294","468:4680004311","489:4890004580","472:4720005076","472:4720006291","468:4680003731","472:4720006292","489:4890003835","489:4890003697","472:4720003579","472:4720003957","472:4720004497","496:4960003281","472:4720006854","472:4720006546","489:4890005444","498:4980004800","489:4890003818"],"twin_admin_codes":[489,479,489,478,479,472,489,479,468,489,472,472,468,472,489,489,472,472,472,496,472,472,489,498,489],"twin_sims":[0.5931583597139573,0.5827111403537383,0.4459946589547289,0.3983418796719101,0.35506022363320955,0.3378899051089551,0.33278080588863146,0.3102420461693885,0.2998227000165442,0.2832326873951596,0.2784213558699792,0.2755972677467931,0.26639257419479584,0.2475710386784841,0.2449214365426085,0.23935210747181518,0.23299429011957806,0.23210234650520292,0.22997394253893044,0.22381972669565073,0.22381233668927464,0.2196887837610287,0.2138729010977403,0.2110681901376606,0.20880014783873976],"twin_dists":[0.13273831707970285,0.13497748515016933,0.16504265707943194,0.1762128934453585,0.186899076556613,0.1913201664008865,0.1926587444802916,0.1987039328064741,0.2015829423400201,0.20629093674232862,0.2076871038295929,0.20851345124010273,0.211243495812818,0.21701538827166217,0.2178501028415918,0.2196238298792056,0.22168181330127912,0.2219734598020215,0.22267239495352478,0.22471771944266195,0.22472019778673694,0.22611169525035751,0.2281043680214946,0.22907842306241677,0.22987253851607267],"n_dims_used":45,"mean_confidence":0.9201994154188368},"coverage":{"mean_confidence":0.9201994154188368,"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}}