{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010069},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009565","490:4900010347","490:4900008381","490:4900009968","490:4900011467","490:4900009049","490:4900011330","490:4900010346","490:4900010087","490:4900008398","490:4900007829","490:4900010258","490:4900011260","490:4900008730","490:4900012218","490:4900005733","490:4900005603","490:4900008152","490:4900008835","490:4900011727","490:4900010348","490:4900005600","490:4900008267","490:4900002849","490:4900006131"],"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":[0.2495303440263288,0.12640399692032725,0.08819266511973815,0.061107097224019004,0.04547099066736145,0.027343055863254424,0.02470286184050719,0.024384882505272643,0.016974432661464676,0.013477338361965858,0.011986330969314144,0.01132127395948623,0.00889192080418334,0.00870250395174835,0.007781667866656258,0.007256005684293474,0.006497528527310698,0.006132807181143711,0.005710177989216464,0.004779749961277257,0.004566353091057625,0.002729965143061996,0.0025356935122898467,0.002346434899256124,0.002114099375523898],"twin_dists":[0.21640182277130796,0.2641451790842121,0.2862093956438395,0.3070715894722285,0.32289841687510495,0.3484555817090637,0.35333672101080726,0.3539546537666445,0.37081597623316015,0.3811653864097751,0.3863187898717216,0.3888031627574466,0.39914434975188867,0.4000532450106792,0.4047412733488528,0.40764561596500043,0.41218869860563767,0.4145459645489091,0.41744113312950903,0.42456711012169274,0.42637777974998814,0.44626455427525985,0.4490461100677948,0.4519504583308119,0.45582527418817204],"n_dims_used":45,"mean_confidence":0.9157493591308594},"coverage":{"mean_confidence":0.9157493591308594,"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}}