{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001638},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001444","477:4770002014","477:4770000546","477:4770001089","477:4770000413","477:4770001752","477:4770000951","485:4850006815","485:4850007263","477:4770000619","477:4770004022","485:4850007260","473:4730001239","500:5000001126","477:4770003801","500:5000002398","477:4770000597","499:4990000764","489:4890003571","477:4770001355","477:4770000622","477:4770001533","477:4770000192","500:5000003121","500:5000003113"],"twin_admin_codes":[500,477,477,477,477,477,477,485,485,477,477,485,473,500,477,500,477,499,489,477,477,477,477,500,500],"twin_sims":[0.3403389190661794,0.32892211241680025,0.3283496965852408,0.3075764450136398,0.2791635309073515,0.23997927190238152,0.2182595190836305,0.2115632726325557,0.19407004159116634,0.19313054100276073,0.1905487671424306,0.1881270473393249,0.18484556372349045,0.18340426750534472,0.17573843760660568,0.16383352271654864,0.16274330930005698,0.16145700193720933,0.15473132087071312,0.14974100900167797,0.14536637469916744,0.14161879052729492,0.14050343677595292,0.13736158968430456,0.13718259465562485],"twin_dists":[0.19068240489548083,0.19367715943002842,0.19382879323971008,0.19943508855580602,0.20747078715785286,0.2194227619154576,0.22659807912394522,0.22890584997721536,0.23517943454905352,0.23552722627538936,0.2364890756382472,0.23739960424489454,0.23864659458012902,0.23919922247530243,0.24219126852241443,0.24702827186405898,0.2474837406313367,0.248023985760321,0.2509009102526224,0.2530952265383503,0.2550635738224008,0.2567849779521125,0.25730383428510617,0.2587821095810153,0.25886708648850054],"n_dims_used":45,"mean_confidence":0.9136670430501302},"coverage":{"mean_confidence":0.9136670430501302,"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}}