{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960010512},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880003182","488:4880004063","488:4880003097","481:4810002555","488:4880003836","488:4880003233","488:4880005821","481:4810002845","488:4880003748","488:4880003003","496:4960011359","496:4960010511","496:4960003711","488:4880004136","488:4880003503","481:4810002545","496:4960010510","488:4880003778","488:4880003691","488:4880003563","496:4960012118","488:4880003190","481:4810001952","488:4880003322","488:4880004133"],"twin_admin_codes":[488,488,488,481,488,488,488,481,488,488,496,496,496,488,488,481,496,488,488,488,496,488,481,488,488],"twin_sims":[0.7376492926409828,0.45226831227667685,0.44688432260559646,0.44072662276900043,0.4004903509753093,0.39890997698966724,0.3603705100414563,0.3596884283515048,0.352007950732369,0.3512217145607194,0.33876101093557925,0.3385475477671206,0.33442472215148167,0.32170008861887633,0.32154761610407645,0.3207813775005168,0.3131153006144434,0.31226720670167885,0.3114673925978529,0.30214097413626345,0.301803141608944,0.29591133859117846,0.2941992901338936,0.2894594427549925,0.2847544485447996],"twin_dists":[0.10131654852662152,0.16360883204210028,0.1648388669795838,0.1662525842042722,0.17569724830885097,0.17607642398242437,0.18555447412288814,0.18572661076803715,0.18767663463819714,0.18787749357592806,0.19109303284804488,0.19114866245958298,0.19222683077667313,0.19560111655670379,0.19564199311364755,0.19584757942435435,0.19791983719009543,0.1981508486188601,0.19836903727715643,0.20093741225601108,0.20103130243859008,0.20267873121697025,0.2031610530255579,0.20450511079046954,0.20585233687180932],"n_dims_used":45,"mean_confidence":0.9233106825086805},"coverage":{"mean_confidence":0.9233106825086805,"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}}