{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005720},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005850","490:4900006102","490:4900006463","490:4900007444","490:4900007564","490:4900007199","490:4900005588","490:4900006103","490:4900005724","490:4900006346","490:4900005982","490:4900007318","490:4900005723","490:4900007443","490:4900006107","490:4900006108","490:4900005979","490:4900007445","490:4900006227","490:4900006101","490:4900007687","490:4900007686","490:4900005722","490:4900006351","490:4900007567"],"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":[0.2769191583489017,0.25252388691792144,0.06575420349870062,0.06196973199912927,0.04386128910265884,0.04063710832683683,0.020725968086628747,0.015442538876969178,0.012690999845335388,0.002125122930527848,0.0017150318530123412,0.0014624374203224713,0.0010158454338107489,0.0007655574233442524,0.0007305598207986064,0.0005764982004106441,0.0003474892808256824,0.00031939398038323045,0.00024344963236948912,0.00019764327166892217,0.0001601998257446053,0.00015938417535300392,0.00012512156445070174,0.00006220237982833976,0.00006020247091023325],"twin_dists":[0.20812601662006613,0.21547030206996828,0.3030187317303353,0.3063006125686553,0.32477572295324486,0.3287171062359844,0.36161907956775174,0.3750935874823565,0.3838164535726334,0.45563278450614797,0.463501780290487,0.4692640664660282,0.4821837296897846,0.49197944906295155,0.4935811309312336,0.5016094471003042,0.5183530368719282,0.5210892398301614,0.5298051540274543,0.536400399891493,0.5429650999536572,0.5431236485243862,0.5505889394515232,0.5715987710930872,0.5725623133117418],"n_dims_used":45,"mean_confidence":0.9086932712131076},"coverage":{"mean_confidence":0.9086932712131076,"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}}