{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001087},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000901","477:4770000604","485:4850007459","485:4850006749","477:4770000779","477:4770001380","485:4850007716","477:4770000652","485:4850007720","477:4770001703","485:4850007812","477:4770000814","477:4770000275","489:4890001961","477:4770001383","485:4850007811","477:4770000396","477:4770001328","477:4770000504","485:4850006824","477:4770002199","477:4770000270","485:4850007820","485:4850007751","477:4770000874"],"twin_admin_codes":[477,477,485,485,477,477,485,477,485,477,485,477,477,489,477,485,477,477,477,485,477,477,485,485,477],"twin_sims":[0.8455029861739434,0.7951987467482534,0.7769609033655795,0.7498086890028924,0.7418364314579828,0.7032656896557112,0.6822176548741006,0.6521688186535953,0.6453258802019658,0.6450729120214177,0.6444496608708943,0.6390235202835617,0.6355328439152729,0.6289175179209207,0.6261116359786392,0.6135167221027054,0.6098659471269648,0.6046870718989213,0.6046415999153693,0.6038896050101044,0.6033270304821905,0.5950640445888128,0.5863055012880077,0.5797626342786754,0.5743179269840174],"twin_dists":[0.07524286661424832,0.08792477844834445,0.09226853357199372,0.09855705600089383,0.10036979062046715,0.10897398560748249,0.11357990309708492,0.12008324973290216,0.12155583877013378,0.12161023222704348,0.12174423153046321,0.12291013219067229,0.12365954247251947,0.12507866083157843,0.12568020523352594,0.1283785175600237,0.1291603055728434,0.13026925013044943,0.13027898699423038,0.13044001154270635,0.13056047664350948,0.13233008846763578,0.13420682962971325,0.13560992596616878,0.13677851188233844],"n_dims_used":45,"mean_confidence":0.9213992648654514},"coverage":{"mean_confidence":0.9213992648654514,"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}}