{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002518},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002192","489:4890002599","489:4890003103","489:4890002600","489:4890002275","489:4890003537","489:4890003023","489:4890002109","489:4890002441","489:4890003261","489:4890002106","489:4890003097","489:4890002682","489:4890003660","489:4890002110","489:4890003815","489:4890001777","489:4890002352","489:4890004287","489:4890003533","489:4890001773","489:4890004286","489:4890003771","489:4890001778","489:4890004055"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8383774077615543,0.829926191171933,0.758889756229904,0.6467283708112666,0.6404199340590181,0.6350204825839406,0.5645589720412894,0.5578726024081728,0.5475933949267978,0.5261723994364865,0.5078197418632516,0.502037657733742,0.4942916662632816,0.49416032720957187,0.4923709652474948,0.48745817701793986,0.48333122981657484,0.4721818670513109,0.4556156127057983,0.4480790747722631,0.4448153868649671,0.44454052017015994,0.43961166775212185,0.4379709279513737,0.4371649245845793],"twin_dists":[0.07711677867435933,0.07930185720454995,0.09647476268099302,0.12125421858974936,0.12261020667872165,0.12376950392648288,0.1388759052314063,0.14031550337289445,0.142533595826312,0.1471801003541901,0.1511940673684607,0.1524662479000647,0.15417688267169014,0.15420595339176552,0.15460223752510127,0.15569245882341526,0.15661087086494183,0.15910457523939178,0.16284684111919512,0.16456543378934932,0.16531302494369549,0.16537608209315072,0.1665093765031409,0.1668877302807518,0.1670737987330283],"n_dims_used":45,"mean_confidence":0.9195426093207465},"coverage":{"mean_confidence":0.9195426093207465,"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}}