{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003135},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003391","490:4900003134","490:4900003535","490:4900002986","490:4900003522","490:4900003810","490:4900004369","490:4900001245","490:4900002995","490:4900002990","490:4900004354","490:4900001246","490:4900001647","490:4900004372","490:4900001378","490:4900003648","490:4900001510","490:4900003521","490:4900004229","490:4900003952","490:4900003529","490:4900001383","490:4900003252","490:4900003139","490:4900003398"],"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":[0.47088730449567,0.24152921584165807,0.2246472168523805,0.21762323594479388,0.2030227949902116,0.20240898021323128,0.18601326710315627,0.1848112130524905,0.17803032577687816,0.1419182769163933,0.14142440870625272,0.12727220551683424,0.12045455317009253,0.12030205320962575,0.10896454958084406,0.10201145446799582,0.09949223526373953,0.09711927510822457,0.08720237504680413,0.08519620806248447,0.080547933948426,0.0795569013409934,0.07356989413877588,0.06874341282793685,0.06475245177208719],"twin_dists":[0.15939536432049237,0.21892731156138917,0.2244405526644348,0.22681529641444484,0.23192231000255387,0.23214242468128166,0.23820108878872148,0.23865973009342145,0.24128718078531694,0.25664617686312285,0.2568751838200786,0.26370771658976916,0.26720600287188867,0.26728596016453193,0.27346106836382156,0.277498363326805,0.27901415086736947,0.28046968614002293,0.2868741168006483,0.2882393509311274,0.29150402126597524,0.2922194881574707,0.2967010666136346,0.30053384935608124,0.3038720933013324],"n_dims_used":45,"mean_confidence":0.9166717529296875},"coverage":{"mean_confidence":0.9166717529296875,"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}}