{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002871},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002879","480:4800003001","480:4800002774","480:4800002877","480:4800002923","480:4800003050","480:4800002727","480:4800002964","480:4800002688","480:4800002913","480:4800002915","480:4800002883","480:4800002781","480:4800003008","480:4800002588","480:4800002791","480:4800002581","480:4800002590","480:4800003016","480:4800002927","480:4800003002","480:4800002626","480:4800002737","480:4800002687","480:4800002929"],"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":[0.7199531492756219,0.6344982694308596,0.5836891182505465,0.5412616664634282,0.4985198792341375,0.49065534554372947,0.4649841402036188,0.4587899548732018,0.44188793049065567,0.431661226347564,0.4298080053710202,0.4188953460262531,0.41284625842335476,0.412485410806714,0.4115162164407432,0.4084672599901447,0.40143863108724875,0.3903148143547068,0.3676510399558806,0.36619875685217257,0.36011153579950744,0.35429831190904826,0.3493824756062365,0.348655655288436,0.3464221986262462],"twin_dists":[0.10528154005812933,0.12388157052173339,0.13476776729484274,0.14390332840305337,0.15324218849184074,0.15498258833225997,0.16072480535327793,0.16212610365257404,0.16598538516021907,0.1683480172629955,0.16877854666498748,0.17132942350550417,0.17275552721918122,0.17284088317295082,0.1730703004347904,0.17379356426462714,0.17547005551838477,0.1781508418628866,0.18372728685860015,0.18409029792821732,0.18561981173049538,0.18709284564058207,0.1883482817678557,0.1885346832000732,0.1891087617313414],"n_dims_used":43,"mean_confidence":0.9217601155125817},"coverage":{"mean_confidence":0.9217601155125817,"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}}