{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960007306},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960007439","490:4900000009","494:4940008113","496:4960007430","496:4960007290","490:4900000017","496:4960007423","496:4960006898","496:4960008469","490:4900000162","496:4960008171","490:4900000524","496:4960007547","496:4960007560","496:4960008168","496:4960007300","490:4900000049","496:4960004820","496:4960008369","496:4960006375","490:4900000350","496:4960007808","496:4960008055","490:4900001757","496:4960007025"],"twin_admin_codes":[496,490,494,496,496,490,496,496,496,490,496,490,496,496,496,496,490,496,496,496,490,496,496,490,496],"twin_sims":[0.4471418747252686,0.403957016528538,0.3893908974682082,0.3763051846554134,0.3553226672058137,0.3401992133158828,0.33794434884609975,0.3266490239733541,0.30793784421081405,0.3042426421939412,0.3035846153833978,0.3019000076355201,0.28812175343513285,0.27745114659344144,0.27151700844297333,0.2703163212191395,0.26575401201960613,0.2638235458959795,0.2600492034080079,0.2559924344454164,0.2517832933590567,0.2505496255893557,0.24485812913776683,0.24238076998035024,0.23662197435015495],"twin_dists":[0.16477989976019738,0.17486786366694865,0.17837508489570655,0.18157872816891138,0.1868323818301519,0.19071872001996493,0.19130596141552267,0.19428016590750444,0.1993357464436029,0.2003546848005484,0.20053688311233184,0.20100437524230297,0.20488680134718662,0.2079704143592275,0.20971657483196826,0.21007273159572856,0.21143504027780385,0.21201585706751108,0.2131591643081221,0.21439971988443057,0.21570009879504362,0.21608384902018213,0.21787011775982684,0.21865598327142863,0.22050312567731542],"n_dims_used":45,"mean_confidence":0.9176010131835938},"coverage":{"mean_confidence":0.9176010131835938,"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}}