{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012622},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012623","487:4870001243","494:4940005208","494:4940005332","487:4870001150","494:4940007844","487:4870003351","494:4940007948","490:4900001258","490:4900002962","494:4940002881","467:4670000526","496:4960010430","490:4900008652","496:4960010344","496:4960011133","494:4940004332","490:4900001764","494:4940007949","490:4900001628","467:4670000590","490:4900001098","494:4940004451","496:4960010259","494:4940008974"],"twin_admin_codes":[490,487,494,494,487,494,487,494,490,490,494,467,496,490,496,496,494,490,494,490,467,490,494,496,494],"twin_sims":[0.12498820373461172,0.039605800500155434,0.031004986399781224,0.01024062402118647,0.005972932499317843,0.005533247468437098,0.004745233172036936,0.004387761338476403,0.0038987823593561546,0.0022308240979426867,0.002066190392922788,0.0016543570148461577,0.0015187189612513063,0.0014645364253804032,0.001361574298605174,0.0013134540666493123,0.0011278450573390638,0.0011058472854036162,0.001063427822355496,0.0010555478100660552,0.0009355995724568583,0.0009211377630113585,0.0008297038659271855,0.0007930748427108998,0.0007913297531714477],"twin_dists":[0.26486346528706745,0.33003351937189135,0.34231757692044557,0.3931312839205964,0.41561935248876164,0.4187110121212941,0.4248549508361109,0.42795313288204556,0.4325850326264898,0.4538322388391446,0.4566727071412477,0.4648107148300714,0.4679047434089653,0.46921251049586954,0.4718257606786424,0.4731103119025287,0.4785111407634276,0.47920495032363014,0.48057975107108836,0.4808407250761225,0.48505375588794064,0.4855951661135244,0.4892129630054474,0.4907672463270975,0.49084295060472827],"n_dims_used":44,"mean_confidence":0.9143735712224786},"coverage":{"mean_confidence":0.9143735712224786,"n_dims_used":44,"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}}