{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730002785},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730002655","473:4730003201","473:4730002916","473:4730004371","473:4730002987","473:4730002923","473:4730002915","473:4730002720","473:4730002848","473:4730003194","473:4730002847","473:4730002986","473:4730002777","473:4730002988","473:4730002853","473:4730003196","473:4730003193","473:4730003130","473:4730003397","473:4730002846","473:4730002918","473:4730002917","473:4730003192","473:4730002985","473:4730002919"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.8584496628905545,0.8571163286350727,0.8540047757410251,0.8495912766986059,0.848968321809592,0.8475348332653091,0.8368996140820104,0.8356729047665916,0.8318308780788679,0.8315265848905313,0.8315262864609599,0.8308907827328332,0.8250824992926514,0.8197372689451502,0.8186418517845948,0.8180910955526027,0.8153104095599571,0.8149591734796703,0.814072440730417,0.813289825008379,0.8125418445045571,0.809811598509074,0.8071920251709235,0.8016236177151024,0.7971676174161364],"twin_dists":[0.07175544482557639,0.07211990743447669,0.07296553816047019,0.07415364572169456,0.07432030643750626,0.07470286114591636,0.0775017014151362,0.07782029095678047,0.07881276368994015,0.07889102951874648,0.07889110625236026,0.07905440337579304,0.08053724165658459,0.08188715551957089,0.08216213388764773,0.0823001795929659,0.08299505472316095,0.08308258055239424,0.08330330705111572,0.08349783098075532,0.08368349794660918,0.08435918374966378,0.0850045514246829,0.08636723437279957,0.08744909591809312],"n_dims_used":44,"mean_confidence":0.9142751693725586},"coverage":{"mean_confidence":0.9142751693725586,"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}}