{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012381},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012669","490:4900012453","490:4900012665","490:4900012377","490:4900012591","490:4900012248","490:4900012668","490:4900013086","490:4900012536","490:4900013123","490:4900012307","490:4900012597","490:4900012671","490:4900012454","490:4900012726","490:4900012372","490:4900012594","494:4940007734","490:4900012315","490:4900012512","490:4900012458","490:4900012521","490:4900012298","490:4900012373","490:4900012310"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490],"twin_sims":[0.5022471515840478,0.3745389775506699,0.3280339577311061,0.3211798913504754,0.24205113234022568,0.23689348886854059,0.17604921749233296,0.1457359902526612,0.13833399057560966,0.1334345524666549,0.11526768830769381,0.1123799661638571,0.1086791203718995,0.10782269104194322,0.09718871060989989,0.08774088427665526,0.08761656410353079,0.08196684122953916,0.07470924395894447,0.07127161989866812,0.06641244748393621,0.06461456482851902,0.06305428272665288,0.06127313386812872,0.060810906058113574],"twin_dists":[0.1524200859531853,0.18201522756633517,0.19391249525969823,0.19574062155708297,0.21876094143615657,0.22041538352328413,0.24206818441034514,0.2548955863002572,0.25832190904941615,0.26066583951518424,0.26997017711161087,0.27155072615794523,0.2736228042503982,0.2741100758892215,0.2804267012334441,0.28651190892528833,0.28659537100840443,0.29049183604493567,0.2958261130799522,0.2984998932371795,0.30246375509134815,0.30399039802476524,0.30534369160010644,0.30692250361905205,0.3073383702600981],"n_dims_used":45,"mean_confidence":0.9128379821777344},"coverage":{"mean_confidence":0.9128379821777344,"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}}