{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001348},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001350","487:4870001538","487:4870001633","487:4870001533","487:4870001535","487:4870001347","487:4870001534","487:4870001349","487:4870001727","487:4870001818","487:4870001910","487:4870001537","487:4870001816","487:4870000655","487:4870001726","487:4870001728","487:4870001819","487:4870001812","487:4870001536","487:4870001634","487:4870001650","487:4870001814","487:4870001909","487:4870001649","487:4870001813"],"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":[0.9554562048178783,0.7686923343822054,0.5862630624601524,0.569812834641063,0.5574864098488918,0.5291714413883883,0.5030656131980318,0.46690954465563367,0.41565371826289477,0.38682292988604033,0.3014959826992999,0.29302359530761135,0.25422466200868044,0.2470387749910675,0.24382293020090517,0.22570391501618,0.1954787697818048,0.19140355609915458,0.14806183389948083,0.1443475054061614,0.14336610776716144,0.13107628863835263,0.1302210079808664,0.11961483399647793,0.11646616417835491],"twin_dists":[0.03920676146698827,0.09420413055680472,0.13421592695000664,0.13774624687350528,0.14039872428996783,0.1465272967715853,0.152239788480297,0.16029055709205278,0.17209254390757334,0.17899967278085668,0.20111672099056802,0.2034932338382927,0.21494419177554222,0.21718260670370754,0.21819787510484975,0.22408759837124742,0.23466012618556328,0.23616962004003678,0.25384567711969885,0.25552828675378686,0.2559782145327682,0.26181715922832527,0.2622385698669508,0.26764724005896146,0.26932314426725046],"n_dims_used":42,"mean_confidence":0.9071331024169922},"coverage":{"mean_confidence":0.9071331024169922,"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}}