{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000919},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000866","477:4770000986","477:4770000692","477:4770000384","477:4770000434","477:4770001576","489:4890004100","477:4770001162","477:4770000581","477:4770000485","477:4770000164","489:4890003913","477:4770001404","477:4770001221","477:4770001625","477:4770000587","477:4770000539","477:4770000801","477:4770000925","477:4770000532","477:4770000743","477:4770000195","477:4770000737","477:4770000475","477:4770002131"],"twin_admin_codes":[477,477,477,477,477,477,489,477,477,477,477,489,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.5116832738447424,0.5030792516302375,0.49747366156216194,0.45839135466711417,0.45612735764966894,0.45208762798205787,0.4470193369366117,0.41447214092235757,0.407057951775364,0.4040883429815729,0.40351275962932226,0.402521128972867,0.40064775897278343,0.3949739720281959,0.39039434565477504,0.373491764091445,0.34884937229705565,0.3488326151837834,0.3399875095376096,0.33254448614641724,0.3317902181743718,0.33116062200136265,0.32852327931633146,0.32749762345762123,0.3253925525488534],"twin_dists":[0.15034613632476126,0.15223678477213481,0.15347325538689774,0.162216507315083,0.1627305264047633,0.16365002256377834,0.16480795349588406,0.1723713373133251,0.17412867976173352,0.1748365074904238,0.17497397063169584,0.17521100266366477,0.17565951900701243,0.17702377710958409,0.17813155053458263,0.1822745122104083,0.18848498231729416,0.18848928102263673,0.1907737655639952,0.19272092936993712,0.19291956811484823,0.1930855632996758,0.19378279554540914,0.19405477878548905,0.1946144791542083],"n_dims_used":45,"mean_confidence":0.9208846198187934},"coverage":{"mean_confidence":0.9208846198187934,"n_dims_used":45,"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}}