{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004875},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004735","477:4770001456","489:4890004830","489:4890004877","489:4890004828","477:4770000585","477:4770001736","477:4770000735","489:4890004411","489:4890004876","477:4770000796","489:4890004821","489:4890004966","489:4890004831","477:4770000686","477:4770000633","477:4770000990","477:4770001397","477:4770003444","489:4890005003","489:4890004649","477:4770000682","469:4690006628","489:4890004394","477:4770000639"],"twin_admin_codes":[489,477,489,489,489,477,477,477,489,489,477,489,489,489,477,477,477,477,477,489,489,477,469,489,477],"twin_sims":[0.5721314345375303,0.5403652784072593,0.5311264189219188,0.5068378144541956,0.5036796810283878,0.49595093433866866,0.4614978304929031,0.45867567195194575,0.44819524610989353,0.4381502280810889,0.4244781531908606,0.4239330001471095,0.41687104811237896,0.4104666592624327,0.4069496344493569,0.4021505205702467,0.3988672276313778,0.3976407720615642,0.397023423992618,0.3955114747476013,0.39163315550159644,0.39001231246372664,0.38967888876361445,0.38332088430630423,0.3822203717502404],"twin_dists":[0.13724809079761846,0.1440974762798148,0.14610218416439416,0.15140983842036082,0.15210456901289476,0.15380981081526476,0.16151269002858523,0.16215202046375654,0.16453886130425563,0.1668463566571644,0.17002100628909214,0.1701484517866791,0.17180567123424953,0.17331900672859193,0.17415445749444267,0.17529965762496902,0.17608669023146845,0.1763814375433863,0.17652995877292568,0.17689415115293708,0.17783129847468274,0.17822423437804616,0.17830516002909821,0.17985462626455898,0.18012406348673946],"n_dims_used":45,"mean_confidence":0.9214051140679254},"coverage":{"mean_confidence":0.9214051140679254,"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}}