{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002695},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001642","490:4900003252","490:4900004089","490:4900001372","490:4900004365","490:4900002696","490:4900002988","490:4900001506","490:4900001247","490:4900003952","490:4900001245","490:4900002989","490:4900003661","490:4900003536","490:4900003139","490:4900001377","490:4900003265","490:4900003934","490:4900003125","490:4900002993","490:4900004358","490:4900001511","490:4900001510","490:4900001509","490:4900001513"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.22628684636195912,0.17795278523482885,0.168087532387308,0.16256290310186383,0.14924074796407907,0.12628381432837246,0.11473755697816997,0.1093263261534728,0.10211679154909564,0.08188071621311599,0.0806251601356614,0.07649160895939851,0.07160300942704005,0.07004880737229792,0.06444825535692127,0.06436201303869934,0.06363739902212719,0.061376895178481654,0.057280549768044864,0.05664443085804646,0.05647373456378349,0.05605380269823096,0.05548599660948679,0.05330867755609544,0.050814224671913995],"twin_dists":[0.22389335946606817,0.24131763276137458,0.2452717024293281,0.24755932358252333,0.2533181495544752,0.2642059145516266,0.27025803419675337,0.27325654172788627,0.27743562331814214,0.29055287224943954,0.2914485655223304,0.29447872138667214,0.2982376473011913,0.29947620749739257,0.3041333637012564,0.3042076195403393,0.3048347581899104,0.3068295036821492,0.31060341854074874,0.3112092780855069,0.31137281022972985,0.3117768623086899,0.3123271941185868,0.3144816865448365,0.31704163039403566],"n_dims_used":45,"mean_confidence":0.9128463745117188},"coverage":{"mean_confidence":0.9128463745117188,"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}}