{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000010022},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000006377","500:5000003144","500:5000003316","500:5000006731","473:4730005072","473:4730008281","500:5000006612","484:4840004721","500:5000006295","500:5000006467","500:5000007953","475:4750011592","500:5000007131","473:4730008373","471:4710002272","484:4840004965","500:5000003360","475:4750010048","484:4840000722","484:4840000937","471:4710001263","475:4750011836","500:5000006103","484:4840004404","500:5000006761"],"twin_admin_codes":[500,500,500,500,473,473,500,484,500,500,500,475,500,473,471,484,500,475,484,484,471,475,500,484,500],"twin_sims":[0.4985215582913141,0.47993602090316956,0.29792946729800956,0.25813098676301915,0.20630109683176454,0.20347094038377153,0.20115079110375883,0.16514461740271927,0.15803247429367095,0.15121022552454041,0.14981252654120214,0.14123213401559925,0.13680382007531597,0.134529856997499,0.11654191567275111,0.11500569530737112,0.1148718904042383,0.11485631407486208,0.11024160680688083,0.10867640811034512,0.10853721363399,0.10653037807273877,0.1016136312813783,0.09719600893950005,0.09638003481680779],"twin_dists":[0.15324181776660944,0.1573682762414752,0.202112286785961,0.2137442196097882,0.2307543681972168,0.23176189291065802,0.23259505063284874,0.24648341860336254,0.24947768275961762,0.2524436788253758,0.25306340221622,0.2569645026829119,0.25904718158192286,0.2601363039818946,0.2692824196428739,0.2701123097186884,0.27018499564537446,0.27019346129833993,0.27274142631828185,0.2736243427063082,0.27370333691912335,0.27485106076248716,0.2777357688901022,0.28042218451340184,0.2809288257367231],"n_dims_used":45,"mean_confidence":0.9218282063802083},"coverage":{"mean_confidence":0.9218282063802083,"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}}