{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000778},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000665","489:4890000829","489:4890000553","489:4890000606","489:4890000610","489:4890000552","489:4890000505","489:4890001260","489:4890000551","489:4890001323","489:4890001198","489:4890001063","489:4890001258","489:4890001261","489:4890000772","489:4890001197","489:4890000511","489:4890000830","485:4850003886","489:4890001016","489:4890001006","489:4890000605","489:4890000957","485:4850003063","489:4890000834"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,485,489,489,489,489,485,489],"twin_sims":[0.9638741579365074,0.9538107160254999,0.9435837286793559,0.94225435943426,0.9371294836514642,0.9351267516254623,0.9267668644356123,0.9249177646822812,0.9228716557264273,0.9021024193761707,0.89959602951532,0.8979357631017427,0.88402365498246,0.8754949034190637,0.8721218522058533,0.8710094294544175,0.8686083958147237,0.8664333694689363,0.8558269194873035,0.8466544939173718,0.8466032017454059,0.8357618697095862,0.8346661918541451,0.8326204629559618,0.8309981307156861],"twin_dists":[0.035231448586454765,0.03994143609603103,0.044260408013101986,0.04479446951049566,0.04680306657166141,0.047567830373555345,0.05065212890092264,0.05131289827814271,0.052035799786967034,0.05895421096848982,0.05974493853028015,0.0602642102295513,0.0644866935416226,0.06697443554512403,0.06793965848886482,0.0682558024384337,0.06893458188331687,0.06954534902036223,0.07247115561834036,0.07493714813351843,0.07495078357011939,0.07779721399092805,0.07808112163969033,0.07860944868898284,0.07902683448749978],"n_dims_used":45,"mean_confidence":0.9195731268988715},"coverage":{"mean_confidence":0.9195731268988715,"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}}