{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006517},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006399","490:4900005882","490:4900006985","490:4900007257","490:4900005760","490:4900002140","490:4900005107","490:4900001419","490:4900001155","490:4900012421","490:4900001145","490:4900001682","490:4900006865","490:4900005763","490:4900003187","490:4900001284","490:4900007009","490:4900005233","490:4900001547","490:4900004140","490:4900012771","490:4900001152","490:4900006867","494:4940008301","490:4900012566"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490],"twin_sims":[0.6585771693569332,0.5273720851829693,0.4593897734115857,0.4310809509310321,0.43040436654324027,0.4199764030876689,0.395782620070065,0.39169651834241315,0.37299534847521754,0.3636700277942194,0.3589702149223708,0.33334883538053584,0.3295322778573298,0.32605694310059813,0.32523405602066785,0.31799930548241767,0.3139061736593071,0.307189823394899,0.29017983033809547,0.28351115868263754,0.2784755658898024,0.27767315076563104,0.27307007089334745,0.27050489421248186,0.2701997793164331],"twin_dists":[0.1187018106899231,0.14691886677959076,0.16199011609786237,0.16848274255885246,0.1686399213393966,0.17107548942838746,0.17682879166166887,0.1778159530720021,0.18239754712686504,0.18472410788047675,0.1859080463610549,0.1925093723467843,0.1935156855084506,0.1944376137977446,0.19465670159863643,0.1965963510981866,0.1977047329270997,0.19954143831235074,0.20429999456704384,0.20621057010653315,0.2076712917336624,0.20790553376742288,0.2092573308520803,0.2100167311236327,0.21010735308100598],"n_dims_used":45,"mean_confidence":0.9182657877604167},"coverage":{"mean_confidence":0.9182657877604167,"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}}