{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003960},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001660","490:4900003673","490:4900002419","490:4900003556","490:4900009777","490:4900010791","490:4900008488","494:4940008077","490:4900005352","494:4940008846","490:4900009165","490:4900000873","490:4900009781","490:4900002120","490:4900000997","490:4900010462","466:4660004082","490:4900010078","490:4900003008","490:4900003019","490:4900010458","490:4900003292","490:4900002267","490:4900003818","466:4660004907"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,494,490,490,490,490,490,490,466,490,490,490,490,490,490,490,466],"twin_sims":[0.1266938869413355,0.10140898571534393,0.059963766752015465,0.05658896209808644,0.03712027677266345,0.027140857108707395,0.025915654234719393,0.025512296762699154,0.025115921707940258,0.021999279394795755,0.02164091726210857,0.020204016988535835,0.02000422967691844,0.017211019391148955,0.01714358198913385,0.01669113221817267,0.016247084963351408,0.014690209025351538,0.014486334972262042,0.013454093534817918,0.012606522434801336,0.012426899602111238,0.012200884009985723,0.012108073685988954,0.01189289359676848],"twin_dists":[0.26399886024655334,0.2778581764509819,0.3081073307519137,0.31126237411873336,0.33332949005335255,0.3488146844476631,0.35104130151580626,0.35179423006551475,0.3525442086052891,0.3588272772109774,0.3595984842100329,0.36280683077671555,0.3632685546297443,0.37018582555600527,0.37036466754169745,0.37158076803666895,0.37280275436031585,0.377332842019579,0.37795704981596084,0.3812417678256918,0.3841098483381081,0.3847395215159879,0.3855433857150197,0.38587731034897416,0.3866603306273127],"n_dims_used":45,"mean_confidence":0.9270151774088542},"coverage":{"mean_confidence":0.9270151774088542,"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}}