{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000067},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000227","487:4870000167","487:4870001154","487:4870000808","487:4870000389","487:4870000117","487:4870000986","487:4870000114","487:4870000807","487:4870000090","487:4870001528","487:4870000178","487:4870001073","487:4870000145","487:4870000974","487:4870000176","487:4870002740","487:4870001167","487:4870000809","487:4870002592","487:4870000568","487:4870000896","487:4870000879","487:4870000641","487:4870000329"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.4694861339926385,0.4215550614113473,0.3863537187386363,0.38424796519763,0.3789684711750905,0.35716458079165114,0.2648182938258422,0.2398552015452493,0.21386798866585877,0.20691266194919883,0.20662359418433526,0.1971555491190819,0.19555831058918632,0.1900572700484356,0.16588689222241096,0.16128582250766357,0.14828829497410864,0.13918014246607266,0.13379028715553,0.13081843153716113,0.12270428920916836,0.11699859738762919,0.116895979959976,0.11083805319298458,0.1098260220705109],"twin_dists":[0.15971040307649587,0.17070516829500773,0.17911400704948835,0.1796279373134517,0.1809224111560758,0.18636501035136235,0.21171623876004342,0.21946251156194146,0.22810606649290927,0.23053789717885093,0.23064016174730922,0.23404537704898093,0.23463088213610106,0.23667321349433068,0.2461763349351225,0.24809611575162344,0.25374410293566957,0.25792342025119236,0.26049349922994214,0.2619439906602028,0.26603532401708974,0.2690373331853974,0.26909234066435656,0.2724075265031554,0.2729749036247083],"n_dims_used":43,"mean_confidence":0.906447033549464},"coverage":{"mean_confidence":0.906447033549464,"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}}