{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003391},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003135","490:4900002986","490:4900002990","490:4900004354","490:4900003522","490:4900003648","490:4900003810","490:4900001245","490:4900004357","490:4900001246","490:4900003134","490:4900003257","490:4900002995","490:4900003535","490:4900004355","490:4900003255","490:4900002994","490:4900004369","490:4900003130","490:4900003521","490:4900001647","490:4900001378","490:4900003398","490:4900001510","490:4900003794"],"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":[0.47088730449567,0.42804448367230374,0.316835684228101,0.29132905868728903,0.2908362283310041,0.2891961737134634,0.26802291399152356,0.2610683487931083,0.2183565035392348,0.1942401276149584,0.18858643619493012,0.17762022610969463,0.1674340232724455,0.15581119817856606,0.1340805916901432,0.12494594823666194,0.1200807195107881,0.11238493026833732,0.11181035665583346,0.1053031961931366,0.09769651770001964,0.09251719049859651,0.08929367855228913,0.08367230163348359,0.08286068199188328],"twin_dists":[0.15939536432049237,0.16918894119515523,0.19691062370313975,0.20397340136508313,0.20411336216744194,0.20458014745199876,0.21075574673932249,0.21284942928315656,0.22656500749186984,0.23511659598351378,0.23722625346723478,0.2414483434896982,0.24553944968812938,0.25043292112379584,0.2603531124128952,0.2648849978439086,0.267402145545044,0.27154798242812994,0.2718661800137733,0.2755611919537285,0.28011306800095265,0.2833741559511192,0.2854772746458097,0.2892936220740779,0.2898613870400886],"n_dims_used":45,"mean_confidence":0.9176110161675347},"coverage":{"mean_confidence":0.9176110161675347,"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}}