{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010626},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010796","490:4900011865","490:4900009986","490:4900011187","490:4900011202","490:4900008946","490:4900009972","490:4900009688","490:4900011656","490:4900008954","490:4900006496","490:4900010170","490:4900004941","490:4900007715","490:4900011470","490:4900011791","490:4900011860","490:4900012211","490:4900011412","490:4900009987","490:4900012066","490:4900010713","490:4900008943","490:4900011464","490:4900013039"],"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":[0.2467750889993526,0.19878657656321272,0.16635034188615358,0.14605824727895456,0.12475976384774665,0.09899358917561349,0.0827835085026703,0.08192110770375736,0.0631620646541424,0.05789376954803593,0.051122320500910944,0.04941640481139745,0.04936559358384038,0.04240434584719024,0.03751919441222197,0.0343527580247424,0.033047892296371374,0.03214196946436411,0.030773390383047924,0.03047927779084941,0.026825581941543553,0.024804241952238508,0.023824039523506885,0.023740902398180344,0.02310715085799604],"twin_dists":[0.2172655332469781,0.2334508637480322,0.24598510554094383,0.25474938009502995,0.2649799396236589,0.27931773501304785,0.2899156044374681,0.29052424068556865,0.30524933195704934,0.3100246020329981,0.3167198651994701,0.31852219519389635,0.3185766683791503,0.3265254565497235,0.3327881432517053,0.3372274516904878,0.33915883686524095,0.34053836735746323,0.3426868187993077,0.34315917869744494,0.34937923464656917,0.35314115428264614,0.3550617487019314,0.35522777647723663,0.35651022960062556],"n_dims_used":45,"mean_confidence":0.9186182657877604},"coverage":{"mean_confidence":0.9186182657877604,"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}}