{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930004019},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930003149","493:4930004323","493:4930004762","493:4930004904","493:4930004472","493:4930004756","493:4930004171","493:4930004747","493:4930004020","493:4930004903","493:4930004759","493:4930005277","493:4930004324","493:4930004607","493:4930004763","493:4930005704","493:4930005036","493:4930003851","493:4930006017","493:4930005286","493:4930005396","493:4930004622","493:4930006095","493:4930006021","493:4930004606"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493],"twin_sims":[0.86242968267022,0.8127318097465986,0.811989531911659,0.8004388699661529,0.7849296720473078,0.7801555248029233,0.7662526705672255,0.7651590869043265,0.7646572419734503,0.7574030981483013,0.7572336642236751,0.7484774053778096,0.7370457748850624,0.7163198915048505,0.7111187233751727,0.7100241794957581,0.7089084610480909,0.7086652941780592,0.7021087392349605,0.6965207653001482,0.6933598867410657,0.679595441323471,0.6783319827887565,0.6699220556050051,0.6677317316840411],"twin_dists":[0.07065975679551127,0.08363636681898362,0.08382044084585168,0.08665560483210846,0.09038390139546136,0.091515352882787,0.09477159570154767,0.09502544639500617,0.09514183277379056,0.09681699616031415,0.09685596617478436,0.0988607228462918,0.10145272227515362,0.10608900438799264,0.1072413965814237,0.10748339971878187,0.10772990798403123,0.10778361016352432,0.10922853421248174,0.11045558634514213,0.11114799415927361,0.11415037989463367,0.11442501924068504,0.11624947878505394,0.11672368451555963],"n_dims_used":45,"mean_confidence":0.9296230740017362},"coverage":{"mean_confidence":0.9296230740017362,"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}}