{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000991},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000133","487:4870002077","487:4870002406","487:4870004521","466:4660013543","466:4660013088","487:4870002100","487:4870009462","487:4870000349","466:4660012979","487:4870001006","487:4870001359","466:4660009676","487:4870002849","487:4870003950","466:4660011000","487:4870003803","487:4870000406","487:4870001096","487:4870002076","466:4660010339","487:4870003926","487:4870000331","487:4870000390","494:4940008175"],"twin_admin_codes":[487,487,487,487,466,466,487,487,487,466,487,487,466,487,487,466,487,487,487,487,466,487,487,487,494],"twin_sims":[0.25708279330885225,0.2020172870370746,0.17540567776797067,0.1741578384759088,0.16120610414498412,0.15242316236905332,0.11892830969761982,0.11768601586366316,0.1152243928085221,0.1147888325998253,0.11282342862255552,0.10611293996959073,0.10253608088328237,0.09948069978182408,0.09829034549048613,0.09734049978556632,0.09426464438983266,0.09244241504963757,0.0923281119046405,0.09025286550400084,0.08421672056159585,0.08384209855076259,0.0818980244127977,0.08181553133512177,0.081747870661582],"twin_dists":[0.21406507699348062,0.23228312606392623,0.24232322981069881,0.24281967625022668,0.2481297256995001,0.25190928173808075,0.2680097426264508,0.26866979732969076,0.26999364801281883,0.2702301473251013,0.2713059861553058,0.27509190205008927,0.27718638939188794,0.27902116037865765,0.2797479255231179,0.28033281820395817,0.2822581738782706,0.28342228006382025,0.2834959029493698,0.28484527405432075,0.2889152357933218,0.2891753981469382,0.29054060192470155,0.2905991024866244,0.29064711978780683],"n_dims_used":43,"mean_confidence":0.9109093422113463},"coverage":{"mean_confidence":0.9109093422113463,"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}}