{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007801},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008367","490:4900008135","490:4900008368","490:4900007802","490:4900008369","490:4900008245","490:4900008589","490:4900007915","490:4900008137","490:4900007800","490:4900008701","490:4900008476","490:4900007916","490:4900008136","490:4900007561","490:4900008256","490:4900009251","490:4900009210","490:4900008911","490:4900008695","490:4900009252","490:4900008815","490:4900008798","490:4900008366","490:4900008255"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.05334941809783094,0.053264180047404644,0.012636644936488996,0.008841397589489916,0.008298514211795751,0.007875367521025932,0.0024948682064508654,0.00161437022937039,0.001157007899935509,0.0007720606229673923,0.0002094264536142146,0.00014767511676008226,0.0000920225753071805,0.00006534117756344056,0.00003505396354792696,0.000026766918411169005,0.0000238264628236089,0.000011193823125838241,0.000009642085716127145,0.000004854406342820141,0.000004467031960760498,0.000003861341622520552,0.000003762023681460583,0.00000319689942569392,0.0000026837222655628094],"twin_dists":[0.3144407092184472,0.31452647236333187,0.38400503201962605,0.3993850734795414,0.40205243128617946,0.4042421571127646,0.4496553869756786,0.4656977622253424,0.4776104208711108,0.49168935423031396,0.5345763245517334,0.5454881794992341,0.559922538534447,0.570144210441598,0.5882790128505769,0.5959624179537509,0.5992469562123787,0.6201462145642385,0.6241917868127328,0.6424685909520236,0.6446482465501373,0.6484495644423732,0.6491270191007696,0.6533430064184306,0.6578448761065121],"n_dims_used":45,"mean_confidence":0.9062305874294705},"coverage":{"mean_confidence":0.9062305874294705,"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}}