{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012088},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009927","490:4900009925","490:4900009724","490:4900010477","490:4900010123","490:4900010825","490:4900010122","490:4900009520","490:4900009621","491:4910005807","491:4910005416","490:4900008544","490:4900010656","490:4900010820","491:4910005006","491:4910003733","490:4900006423","490:4900006665","490:4900009924","490:4900010023","490:4900009923","490:4900009419","490:4900012720","490:4900010305","490:4900005689"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,491,491,490,490,490,491,491,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2048539838775838,0.11128592556994907,0.07798017531603489,0.04615957241546226,0.02977638515251469,0.027023086277379166,0.02165953688175899,0.017399034423027683,0.015270430696941962,0.012535900885336133,0.011473436012297762,0.010569038772410035,0.010003303882947968,0.008850337616747375,0.008756866161686852,0.008746714573205562,0.007832868895236064,0.007497253443797211,0.007202432663720497,0.006780797133005377,0.006713347883799325,0.005166634763752471,0.005018845780281041,0.004941311809719736,0.004781787789064926],"twin_dists":[0.2312683442933169,0.27215771226340085,0.29337267686779817,0.32211234175310205,0.34430408254704736,0.3490249074468414,0.3595581417313601,0.36969044020733904,0.37559723978399484,0.384356460279241,0.38822353325514597,0.3917745840590743,0.3941360042365432,0.3993423882603087,0.3997905980298482,0.39983953371616304,0.40446787364611014,0.40629001567073364,0.4079521356689211,0.4104387491194699,0.41084937612085326,0.42146357148228275,0.4226234472664282,0.42324437315569713,0.42455017533447503],"n_dims_used":44,"mean_confidence":0.8834057721224698},"coverage":{"mean_confidence":0.8834057721224698,"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}}