{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000509},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000408","477:4770000407","477:4770000609","477:4770000399","489:4890002771","489:4890002616","477:4770000511","477:4770001023","477:4770000104","477:4770000439","477:4770000285","477:4770000557","477:4770000895","499:4990001503","477:4770000164","477:4770000455","489:4890002697","477:4770000389","489:4890001791","489:4890002129","477:4770000499","489:4890002200","477:4770000610","477:4770001307","477:4770000558"],"twin_admin_codes":[477,477,477,477,489,489,477,477,477,477,477,477,477,499,477,477,489,477,489,489,477,489,477,477,477],"twin_sims":[0.8054753202650272,0.7955957489658875,0.7038168895155293,0.6934203389552295,0.6014219135200933,0.592479429622953,0.5910819281703255,0.5795404867499516,0.5632567161517918,0.5620480736496285,0.5534277227734182,0.544541028455482,0.527169226231402,0.517672478678713,0.5099764959298518,0.5047771878695565,0.5045113966424994,0.4978355979013762,0.4929671880906756,0.49206320751769217,0.48449815767094856,0.4835843941701169,0.4822777952785477,0.47206265830606836,0.46956777072716416],"twin_dists":[0.08542596773160982,0.08782897482438638,0.10885265056871508,0.11113476273848469,0.13096843274441491,0.13288376803371088,0.13318318640079793,0.13565758600436095,0.1391561072580328,0.1394162415098756,0.1412738493706791,0.14319355623124652,0.14696303047773268,0.14903486665467558,0.1507205193518756,0.1518630059631727,0.15192149404297323,0.15339330284320193,0.15447014724983915,0.15467043816268744,0.1563509376653302,0.15655446191814584,0.15684569175287424,0.15913134115684036,0.1596920391919455],"n_dims_used":45,"mean_confidence":0.9216835021972656},"coverage":{"mean_confidence":0.9216835021972656,"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}}