{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000366},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000611","480:4800000604","480:4800000643","480:4800000616","480:4800000548","480:4800000399","480:4800000654","480:4800000837","480:4800000542","480:4800000546","480:4800001077","480:4800000536","480:4800001035","480:4800000996","480:4800000340","480:4800001141","480:4800000353","480:4800000509","480:4800000437","480:4800000480","480:4800000677","480:4800000440","480:4800000656","480:4800000646","480:4800001194"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5512720280178942,0.5451966924276225,0.49066566741684964,0.47926843615545306,0.4001027016313088,0.3960952837377718,0.39427833498727494,0.36774690733085114,0.36641852729855995,0.36054816019567265,0.3394169757022141,0.3328822474603019,0.3012649121212739,0.2958065942227013,0.2837695970839514,0.28113917665466603,0.2808802182260166,0.27629685522274616,0.27551118374399863,0.2678622479896547,0.26721420218797814,0.2595179667110385,0.25680577744286504,0.2537685086710684,0.2452697439083969],"twin_dists":[0.14173905504742712,0.14305173909382865,0.1549802988071868,0.1575174011067519,0.17579019311831476,0.17675344978133126,0.17719166027547137,0.1837033492509804,0.1840353180482167,0.18550966793248141,0.19092220291944964,0.19263205865976343,0.2011810133997247,0.20270819265243756,0.20613602754833715,0.20689665719906883,0.2069717717653537,0.20830826707883346,0.2085387210911035,0.21080373125248542,0.21099745816636478,0.21332091846390477,0.21415001096756608,0.21508507613073707,0.21774004350886222],"n_dims_used":43,"mean_confidence":0.9123866946198219},"coverage":{"mean_confidence":0.9123866946198219,"n_dims_used":43,"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}}