{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001814},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001726","487:4870001812","487:4870001813","487:4870001722","487:4870001533","487:4870001633","487:4870001910","487:4870001818","487:4870001819","487:4870001727","487:4870000527","487:4870001728","487:4870001538","487:4870001912","487:4870001649","487:4870001725","487:4870001933","487:4870000348","487:4870001348","478:4780009879","487:4870001907","487:4870000655","478:4780009783","487:4870001632","487:4870002088"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,478,487,487,478,487,487],"twin_sims":[0.6256328464574517,0.47949919197393764,0.4514509778927474,0.38393265478231375,0.3643980468235796,0.3537011461333965,0.3302511054615186,0.29776721579653437,0.2910938862264768,0.29100064806863996,0.2471064391533605,0.22059432895656844,0.19823153414507405,0.186922541700268,0.16335087262199752,0.15538517493931953,0.13814640565791095,0.13439633838575982,0.13107628863835263,0.11145170698760808,0.10499771735872582,0.10310342932135388,0.10080303968687478,0.09729527767418214,0.09358482514195972],"twin_dists":[0.12578283243783228,0.1574658474432293,0.16379520804122746,0.17970500736363498,0.18454140734516158,0.18724486755179692,0.1933256659360994,0.20215774367283795,0.2040401713202426,0.20406665229662047,0.2171613361873543,0.22580463162958558,0.23365279826070853,0.23785553878590443,0.24722964159066252,0.2506172636317327,0.25841049719800924,0.26020068112847905,0.26181715922832527,0.2720654396119155,0.27573896251369984,0.27685040935219474,0.2782217553962003,0.2803607764715838,0.2826903732857177],"n_dims_used":42,"mean_confidence":0.9079453604561942},"coverage":{"mean_confidence":0.9079453604561942,"n_dims_used":42,"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}}