{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730002922},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730002994","473:4730003199","473:4730002852","473:4730003274","473:4730002776","473:4730003270","473:4730002775","473:4730003200","473:4730003137","473:4730003195","473:4730004275","473:4730002996","473:4730003139","473:4730003805","473:4730004362","473:4730004370","473:4730003340","473:4730003989","473:4730004088","473:4730003895","473:4730004263","473:4730002651","473:4730004273","473:4730003140","473:4730003723"],"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":[0.9754808408311426,0.960174570901219,0.9477317634370145,0.9360986244590013,0.9354435834109596,0.9325484952258506,0.9321875614579059,0.9278892477282954,0.9176250498430484,0.9130681731292195,0.9067045145540593,0.9033087537533238,0.8967601539751319,0.890432600111213,0.889472906268391,0.8881528796373599,0.8838773809835802,0.8787550820974224,0.8685155388086939,0.8555951701054525,0.8179463258830663,0.8152896682947434,0.8134844904028824,0.8130439943264463,0.8071382437664489],"twin_dists":[0.028938856654943525,0.037026834295063815,0.04255595433837599,0.047198054095737976,0.04744755729008096,0.04853697280247494,0.04867131564689919,0.05024746345379713,0.05385217520023381,0.055389521995398365,0.05747989080360821,0.05857061883205921,0.06062978405486275,0.0625687422308261,0.06285877739373093,0.06325604575579027,0.06452996196685223,0.06603170754837874,0.06896073611917086,0.0725341620970056,0.0823364427480263,0.08300022483254481,0.0834494705980298,0.08355887880018562,0.08501777173006472],"n_dims_used":44,"mean_confidence":0.9144325256347656},"coverage":{"mean_confidence":0.9144325256347656,"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}}