{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001427},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001363","489:4890001425","489:4890001300","489:4890001288","489:4890001299","489:4890001169","489:4890001286","489:4890001353","481:4810004815","474:4740001063","481:4810004319","481:4810004618","478:4780002420","474:4740000209","481:4810004314","475:4750011832","476:4760000274","475:4750011936","481:4810006128","480:4800005378","493:4930000604","475:4750011833","474:4740000317","476:4760000036","489:4890001362"],"twin_admin_codes":[489,489,489,489,489,489,489,489,481,474,481,481,478,474,481,475,476,475,481,480,493,475,474,476,489],"twin_sims":[0.5461318516717626,0.2701448534309866,0.2636847893415535,0.24915499220178033,0.20447415474392036,0.19216002055434844,0.1918792306052228,0.08453015279709856,0.07779353471369321,0.0699083187392271,0.0689654199786933,0.06108236411892926,0.05985270416186536,0.05960212343583946,0.05792587201150079,0.05781420409888001,0.057184092459541765,0.05614753500378045,0.05514056790745065,0.05259441958460225,0.05257910047104397,0.0503337767667774,0.0493858987136971,0.04894594095467963,0.04570937227716699],"twin_dists":[0.14284952017763952,0.21012367329300613,0.2120577066061339,0.2165191263054911,0.23140366094970952,0.2358877397951928,0.2359922797038429,0.2886982762467945,0.2935104194607989,0.2995892598786668,0.3003528318205927,0.3070938260128897,0.3082088049303584,0.3084383223038585,0.3099944401250135,0.31009941733433793,0.3106949291342468,0.3116864582057361,0.3126642749067248,0.3152043509100446,0.31521993932559195,0.31754664960711587,0.31855489425605693,0.31902836210677754,0.3226251619524071],"n_dims_used":45,"mean_confidence":0.914221445719401},"coverage":{"mean_confidence":0.914221445719401,"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}}