{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001560},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004436","490:4900001165","490:4900001470","490:4900003738","490:4900001584","490:4900002767","490:4900003328","490:4900001080","490:4900001166","490:4900002190","490:4900001597","490:4900001433","490:4900001331","490:4900002309","490:4900001848","490:4900003755","494:4940008287","487:4870004561","487:4870001395","496:4960006100","496:4960006232","490:4900001586","496:4960007406","493:4930007133","496:4960008958"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,487,487,496,496,490,496,493,496],"twin_sims":[0.5577796170886115,0.48257610213011465,0.47378185250719224,0.44769976681833057,0.4470329615580405,0.42464048760190143,0.40500692357606244,0.3957946830568778,0.3724988933661515,0.36498098727531303,0.35072317726634333,0.34965454525939577,0.3230218739864019,0.3193371276511553,0.31251924334353126,0.31093300965274395,0.3094418149928029,0.2968456775748992,0.2958830088669062,0.28964582476603973,0.287823465000912,0.28357274781960556,0.28276520020874935,0.2823855043618261,0.2814181689775556],"twin_dists":[0.14033554009050694,0.1567791799264539,0.15874554810889813,0.16465221301147343,0.16480483413838048,0.16998306904482308,0.17461730994472466,0.17682588436200034,0.18252067259405633,0.1843952478993497,0.18800497600191865,0.1882785587197589,0.19524721008034154,0.19623582981668977,0.19808215931136716,0.19851499493591654,0.1989230504548435,0.20241620118034123,0.20268669890846228,0.2044520130061636,0.2049720580695844,0.206192801954007,0.20642596057570406,0.20653572701097941,0.20681577841810866],"n_dims_used":45,"mean_confidence":0.9176156785753038},"coverage":{"mean_confidence":0.9176156785753038,"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}}