{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005496},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004833","490:4900005110","490:4900005371","494:4940008082","490:4900004691","490:4900005498","490:4900002437","490:4900005240","490:4900004968","490:4900002589","490:4900012853","490:4900010461","490:4900005241","490:4900002728","490:4900002596","466:4660005426","494:4940007969","494:4940006830","490:4900005628","490:4900010546","490:4900004692","466:4660006729","490:4900012644","466:4660005542","466:4660005533"],"twin_admin_codes":[490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,466,494,494,490,490,490,466,490,466,466],"twin_sims":[0.22787119609324782,0.196253464130341,0.18610095771749807,0.1816635620671796,0.1801236715966387,0.17192654863201845,0.17056658420946444,0.16880356757269888,0.15785263593387572,0.15527429873010828,0.15018256727933177,0.14429548621438054,0.14164716214481482,0.1391354244094787,0.13199842265832368,0.12923931271226735,0.1191269693044038,0.117374811698652,0.11537853369673115,0.11158263696682032,0.10976069606848639,0.10970471251235094,0.10818569404215503,0.10386640885539196,0.10151737764602618],"twin_dists":[0.22336710841429763,0.23437565167654356,0.2381677122557517,0.23987074988915136,0.2404686088264155,0.24371375340166176,0.2442627715683055,0.24497919643886473,0.2495546546618112,0.25066530096275125,0.25289891766470785,0.25555207821275827,0.2567718193752295,0.2579444345374439,0.2613651249441721,0.26272484992641265,0.26790468100637105,0.268835981609519,0.2699101176371807,0.27199263987242667,0.27301166618488465,0.2730431847056904,0.2739031777261278,0.27640084375126406,0.27779331842633953],"n_dims_used":45,"mean_confidence":0.9227557712131076},"coverage":{"mean_confidence":0.9227557712131076,"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}}