{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000305},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000464","500:5000000215","485:4850007083","500:5000000257","500:5000000517","500:5000000311","500:5000000465","500:5000000462","485:4850007492","485:4850007426","485:4850007353","485:4850007488","500:5000000168","500:5000000136","485:4850007548","485:4850007216","485:4850007422","500:5000000256","485:4850007081","485:4850007217","485:4850007283","485:4850006938","500:5000000216","500:5000000466","485:4850007220"],"twin_admin_codes":[500,500,485,500,500,500,500,500,485,485,485,485,500,500,485,485,485,500,485,485,485,485,500,500,485],"twin_sims":[0.863715638830297,0.8035072814203269,0.7966558636662304,0.7913664945498301,0.7619388889581612,0.7438420437716803,0.7334934820908765,0.7135596859905111,0.7092699313427993,0.6946443748369576,0.6943639650492032,0.6875303400200673,0.6852066801143482,0.6844330482125508,0.6773194107034235,0.6740253899788476,0.6676838966306594,0.6669899091505958,0.665007548059091,0.6641274313979365,0.652881504116549,0.6520532216304095,0.6347061218802303,0.6305999657944098,0.6287508932355234],"twin_dists":[0.07030318118966962,0.08590763559313329,0.08757287177716615,0.0888466968597787,0.09577112798584615,0.0999150308214143,0.10225281042064191,0.1067010711699053,0.10765006364562708,0.11086676182509594,0.11092817257232854,0.11242200280156403,0.1129288000021137,0.11309740752851348,0.11464501656882502,0.11536005811735743,0.11673403663443246,0.11688420466013452,0.11731295625402817,0.11750321774439373,0.11992973727444586,0.12010814663737907,0.12383696662913689,0.12471786711836004,0.12511438857898075],"n_dims_used":45,"mean_confidence":0.9185139973958333},"coverage":{"mean_confidence":0.9185139973958333,"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}}