{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001647},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001833","487:4870000232","487:4870001361","487:4870000397","487:4870000736","487:4870001185","487:4870004507","487:4870001834","487:4870001741","487:4870001935","487:4870000233","487:4870000818","487:4870000748","487:4870001192","487:4870000236","487:4870002434","487:4870002276","487:4870000334","487:4870002187","494:4940008567","487:4870002826","487:4870009999","487:4870001742","487:4870002030","487:4870002859"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,494,487,487,487,487,487],"twin_sims":[0.22283269508211073,0.21373534844246866,0.14790521557795797,0.14273439194787169,0.12871699759393765,0.11015464678606474,0.10732080330833123,0.10238844556968309,0.09977931650145085,0.09541488463925457,0.09220185339026951,0.07865484141463351,0.07610410500793129,0.06638152051532469,0.06578948767326714,0.06482123353865292,0.06429435754302279,0.05951656894545254,0.05375629595205071,0.05154177861862837,0.04983463164962947,0.04953940551443043,0.048951324673102155,0.047609050646682305,0.04682722402523876],"twin_dists":[0.22504921845037867,0.22815193676969805,0.25391599196304837,0.2562690396329986,0.26298471555335917,0.27279022444839107,0.2743970248000236,0.27727405585796455,0.2788399112569284,0.28153246364782863,0.2835773100698592,0.2928769667221963,0.2947694877373439,0.30248972944289854,0.30298886830903704,0.303813156638096,0.304265928837263,0.3085168670296995,0.3140328839320578,0.3162843799185552,0.31807559184278916,0.31839052293675396,0.3190225469138442,0.32048920665158454,0.32135948174695983],"n_dims_used":43,"mean_confidence":0.9111132067303325},"coverage":{"mean_confidence":0.9111132067303325,"n_dims_used":43,"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}}