{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000771},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000830","489:4890000772","489:4890000556","489:4890000714","489:4890001006","489:4890000829","489:4890000552","489:4890001063","489:4890001135","489:4890000606","489:4890000778","489:4890000665","489:4890000605","489:4890000551","489:4890000602","489:4890001016","489:4890000553","489:4890000610","489:4890000319","489:4890000505","489:4890000957","489:4890000511","489:4890000427","489:4890001125","489:4890001134"],"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":[0.9262548940712971,0.9183509644093479,0.9019504211790941,0.8837648489640051,0.8654322944922112,0.835061965109742,0.8306920552423542,0.8135769329195904,0.8129122140678634,0.8099902700862451,0.8098469339414495,0.8051938611329343,0.8046243405878222,0.7947052270363477,0.7821050485800867,0.7732057958677817,0.769520204080557,0.764861107781366,0.7641745864266482,0.7626261598665582,0.7504968075248972,0.7366837141623748,0.7265612783479973,0.7265054982840018,0.7176457255653458],"twin_dists":[0.050835807085346275,0.05360392183068958,0.05900240292633865,0.06456323451591875,0.06982517575228371,0.07797864676257281,0.07910542419803053,0.08342649950330125,0.08359159339814598,0.08431506202462158,0.08435045896484711,0.08549494745898957,0.08563442866593725,0.08804379467962023,0.09105418968146424,0.09314998704318429,0.09401120117719618,0.09509456079490267,0.09525370660588467,0.09561220540830304,0.09839994020514736,0.10153438105500254,0.10380741147420436,0.10381988578810314,0.10579458872429454],"n_dims_used":45,"mean_confidence":0.9195443047417535},"coverage":{"mean_confidence":0.9195443047417535,"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}}