{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002981},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002474","489:4890003056","489:4890002976","489:4890003137","489:4890002072","489:4890002238","489:4890002816","489:4890003057","489:4890002318","489:4890002399","489:4890002320","489:4890003136","489:4890002314","489:4890003299","489:4890003223","489:4890003370","489:4890002642","489:4890002557","489:4890003368","489:4890002904","489:4890003433","489:4890003053","489:4890002640","489:4890003059","489:4890002322"],"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":[0.9619419619917593,0.9551914874776185,0.9479089412359331,0.9389341215834974,0.9110225734480958,0.8915765736495825,0.8823306389104008,0.8813554424635777,0.8730273706514963,0.8685490836804866,0.868437664073196,0.8591669757881581,0.8551137053850113,0.8504079325827837,0.8485122423655755,0.8475917392770055,0.8425954437316351,0.8412999262993637,0.8399577026972843,0.8365001524789211,0.8303285880373491,0.8299044709345763,0.8254021396435794,0.8239488322797844,0.8215001889363833],"twin_dists":[0.03617938687181707,0.03932579237378509,0.042481797844275596,0.0461045138471797,0.05606836798334934,0.0622216598222131,0.06498616690915633,0.0652725660435998,0.06768152465779555,0.06895128864507197,0.06898266493707146,0.07155883707329677,0.07266493932488018,0.0739347803894629,0.07444216330291885,0.07468769970272611,0.07601116417266379,0.07635185180401596,0.07670377595873541,0.0776055381347558,0.07919868640744268,0.07930742367453104,0.08045608017999167,0.0808246922861897,0.08144344320827866],"n_dims_used":45,"mean_confidence":0.9141832139756945},"coverage":{"mean_confidence":0.9141832139756945,"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}}