{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002143},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003475","487:4870004483","487:4870001792","487:4870004351","487:4870004205","487:4870003622","665:6650003194","487:4870003077","665:6650002968","487:4870002581","487:4870003617","487:4870002813","487:4870003207","487:4870002490","487:4870003760","487:4870001790","487:4870003065","487:4870004058","487:4870003766","487:4870003618","487:4870002394","487:4870002690","487:4870001330","487:4870001422","487:4870000625"],"twin_admin_codes":[487,487,487,487,487,487,665,487,665,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.3684686019651971,0.3569408217423269,0.3386586006342957,0.33584362482890023,0.3214452624764682,0.26716711133177323,0.2510896200345166,0.21948286463463162,0.21574872250101404,0.2135474840080051,0.21031621792796953,0.2035446971903499,0.20163723990387047,0.1976119314369921,0.19746246328850126,0.19514549975648338,0.19323684357467946,0.1895097539281065,0.1715374610715351,0.1680539019373026,0.16666879412566551,0.16431631057101895,0.16397698222712107,0.162688756814317,0.1606675045524488],"twin_dists":[0.18352324572671655,0.18642172112097657,0.19111971914980713,0.19185496303301797,0.1956694393138872,0.21101154687832419,0.21591572788409383,0.2261816391624331,0.22745771959699168,0.22821693788676367,0.22934106761591977,0.23173551433211906,0.23241982338905437,0.23387868305968043,0.233933247057479,0.23478274639997787,0.23548781538631933,0.23687873098862286,0.24387050944749256,0.2452854627543216,0.24585392786227803,0.24682727364464935,0.24696850092519457,0.2475065895248546,0.2483571207424791],"n_dims_used":43,"mean_confidence":0.8963484653206759},"coverage":{"mean_confidence":0.8963484653206759,"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}}