{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004588},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001468","490:4900001701","490:4900002778","490:4900001732","490:4900001596","490:4900001469","490:4900004161","478:4780009768","490:4900004587","490:4900004173","490:4900001466","490:4900002183","490:4900003895","478:4780009565","478:4780009664","490:4900002160","490:4900003754","490:4900003471","490:4900003072","490:4900001699","490:4900001733","490:4900001608","490:4900002177","490:4900002331","478:4780009769"],"twin_admin_codes":[490,490,490,490,490,490,490,478,490,490,490,490,490,478,478,490,490,490,490,490,490,490,490,490,478],"twin_sims":[0.6389861563540324,0.5890371574572331,0.5680313591642576,0.5362329484929459,0.5209910645782921,0.49305957766856895,0.49113984060650856,0.487606957352484,0.48714114406268816,0.4660241929723145,0.4652687445969994,0.4528840093970927,0.43621435078659093,0.4294344900594338,0.42917706608939016,0.42846791100859605,0.4225747069171692,0.4224001013840969,0.4203423185464171,0.410046282201144,0.4045297268360333,0.3967542764538812,0.3940085247993443,0.3892336782980919,0.3831620539580938],"twin_dists":[0.12291815625179858,0.13362134737655404,0.1381291528224214,0.14499328838222122,0.14830988492922845,0.15444968298365166,0.15487513649428775,0.15565939385318528,0.15576292653347987,0.16049015895027782,0.16066057768570763,0.16346851748379035,0.16729341632427658,0.16886541097828517,0.16892529517862562,0.16909034104895057,0.17046629082245987,0.17050717933773188,0.1709896007984798,0.17341869870941,0.17473115386661422,0.17659474327423708,0.1772568124099557,0.17841326827949763,0.17989348960775184],"n_dims_used":44,"mean_confidence":0.9160196130925958},"coverage":{"mean_confidence":0.9160196130925958,"n_dims_used":44,"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}}