{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002548},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002551","480:4800002599","480:4800002550","480:4800002598","480:4800002597","497:4970003037","497:4970003129","480:4800006089","480:4800005856","497:4970002991","480:4800002595","497:4970003039","665:6650000415","480:4800006290","497:4970003174","480:4800002313","497:4970003219","497:4970003040","480:4800006304","480:4800006276","480:4800003901","497:4970003084","497:4970003041","480:4800004466","475:4750002379"],"twin_admin_codes":[480,480,480,480,480,497,497,480,480,497,480,497,665,480,497,480,497,497,480,480,480,497,497,480,475],"twin_sims":[0.14445357807036274,0.06087938668744849,0.021219192939744003,0.01941360747802607,0.01702886428283236,0.011182776352728803,0.010779156759957073,0.00946744993088709,0.009220954791330465,0.008610917116488457,0.008252926435218598,0.007921416596026727,0.007348434441105788,0.006823462379350158,0.0054275979362253595,0.004965302651020885,0.004812923104969358,0.004499900245376296,0.004389657250091413,0.004152819957095601,0.0034555067630885825,0.002914308778947143,0.002904768838784594,0.0025994421749950705,0.002514369358495648],"twin_dists":[0.25547979313491737,0.30727659474065255,0.3605204034182015,0.3646574512710027,0.3706703179557524,0.3893367888191678,0.3909261305731501,0.3964851642469246,0.39760588831033694,0.40049907797208417,0.40228346956390904,0.403998813315811,0.4071215304307962,0.41018089946973707,0.41948689842566333,0.4230513067885129,0.42429224434947227,0.4269573173072817,0.4279361057540134,0.43011668185744023,0.43726586139257495,0.44378789283256487,0.44391249717068115,0.4481124690231121,0.44936322086690994],"n_dims_used":42,"mean_confidence":0.9105826786586216},"coverage":{"mean_confidence":0.9105826786586216,"n_dims_used":42,"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}}