{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001224},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001225","480:4800001157","480:4800000707","480:4800000669","480:4800000816","480:4800000897","480:4800001216","480:4800001160","480:4800000736","480:4800001455","480:4800000667","480:4800000592","480:4800000552","480:4800000668","480:4800000813","489:4890005307","469:4690003624","480:4800000555","479:4790002412","480:4800000595","469:4690003923","480:4800001156","479:4790003173","480:4800001781","479:4790005350"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,489,469,480,479,480,469,480,479,480,479],"twin_sims":[0.6049396004363048,0.4383243013840178,0.3396991405797841,0.29189640126920724,0.2742557614516382,0.24076064019336174,0.23557957820786246,0.22931743618245218,0.22303293957309003,0.2017251897348095,0.1963846020857662,0.19459600358832882,0.19191817993452512,0.18970535800309982,0.18619360371868587,0.17569326487556336,0.16966470509137577,0.16944406515058363,0.1592885437259682,0.15375832678005233,0.1537333691603125,0.14896495507124866,0.1487061252108712,0.14827401639867369,0.14571513462933303],"twin_dists":[0.13021517656145581,0.16680619551013728,0.19084877457851174,0.20381245374108767,0.20890779964012077,0.21917273342295973,0.2208405969582784,0.22288884177900228,0.22498188641274786,0.23238817339273227,0.23432757374621765,0.23498524058946244,0.2359777722503716,0.23680526077942635,0.23813246162118126,0.24220917204827538,0.24462859406898665,0.24471830306915363,0.24894184945147607,0.2513246312015673,0.2513355255934635,0.25344128216650635,0.2535569943382018,0.2537505038965794,0.2549050566222229],"n_dims_used":43,"mean_confidence":0.924998261207758},"coverage":{"mean_confidence":0.924998261207758,"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}}