{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":475,"cluster_id":4750000310},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["475:4750000442","475:4750000268","475:4750000308","475:4750000309","475:4750000397","475:4750000398","475:4750000400","475:4750000269","475:4750000437","475:4750000520","475:4750000311","475:4750000307","475:4750000436","475:4750000438","475:4750000483","475:4750000523","475:4750000399","475:4750000306","475:4750000265","475:4750000518","475:4750000439","475:4750000440","475:4750000599","475:4750000441","475:4750000600"],"twin_admin_codes":[475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475],"twin_sims":[0.9936018629272174,0.9926401512454204,0.9905024293806157,0.9893336633951464,0.9839032429977767,0.9661348954636454,0.9409181155739913,0.9286913115511424,0.927658946193843,0.9196247121694079,0.9093929099269679,0.9025191247362968,0.8972341970813037,0.8932484225134659,0.8876706400806321,0.8833764039869128,0.8790266173854826,0.8707100944854955,0.870379155892851,0.8603564386138088,0.8598516303442995,0.8525728804908976,0.8497208276598803,0.8495796079955151,0.8430437229499648],"twin_dists":[0.014715063548168017,0.01578609948991019,0.01794239442403774,0.019019966568894032,0.02339739771118372,0.034091402885850684,0.04532569804034121,0.04995658095709651,0.05033072193472227,0.05316599401977566,0.05660443136133197,0.05882193123366823,0.06048258128853355,0.06171171768481033,0.06340070373165461,0.06467798773537244,0.06595274043451187,0.06834069064788373,0.06843445265421648,0.0712319857585125,0.07137082910668731,0.07335243510670758,0.07411895492543717,0.07415676979750034,0.07589304459672906],"n_dims_used":44,"mean_confidence":0.9115211313421075},"coverage":{"mean_confidence":0.9115211313421075,"n_dims_used":44,"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}}