{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009125},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009227","490:4900009017","490:4900009461","490:4900009124","490:4900007803","490:4900009317","490:4900009211","490:4900009413","490:4900009319","490:4900009740","490:4900009139","490:4900008370","490:4900009310","490:4900008686","490:4900009205","490:4900008909","490:4900009422","490:4900009206","490:4900008468","490:4900008244","490:4900006566","490:4900008573","490:4900011715","490:4900006583","490:4900009235"],"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":[0.0276361323198692,0.019763446805474007,0.015173930042267664,0.015052731738557217,0.008792435222551466,0.002723368590386886,0.002353074485433249,0.0019877326046194355,0.001778301136340778,0.0014799153407010388,0.0011182195576936937,0.0005968803405905039,0.0005089902328649949,0.00040581588123925536,0.00027992017400747446,0.00024236080506851696,0.0002197010610730965,0.00016650483180090592,0.00008235540852872095,0.00004869997791116668,0.000038474141622508356,0.00003643307211787918,0.000027271386592145168,0.000024392523316063873,0.000021631458327172415],"twin_dists":[0.3479391190237836,0.36383039746138973,0.37588182717286267,0.376241516290114,0.3996195369558247,0.44635598580320957,0.4518449889699717,0.45810031566758885,0.46218156226563023,0.46883683989716846,0.4788131722984678,0.5004397485043401,0.5057800702118688,0.5132790575604812,0.5253420952715337,0.5299478448091376,0.5330629548777436,0.5417645775506481,0.5632561264043537,0.5787750404329225,0.585603593416732,0.5871715520344584,0.5954337339533403,0.5985856901107646,0.6019612266594392],"n_dims_used":45,"mean_confidence":0.8907618204752604},"coverage":{"mean_confidence":0.8907618204752604,"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}}