{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001081},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001289","491:4910000900","492:4920006550","491:4910001709","491:4910002976","491:4910001473","491:4910002229","491:4910001463","492:4920004059","492:4920006104","491:4910001592","492:4920004389","491:4910001083","492:4920005180","492:4920004990","492:4920004464","492:4920004636","491:4910000844","491:4910001085","491:4910001019","491:4910002126","491:4910001575","491:4910001652","491:4910001772","491:4910000845"],"twin_admin_codes":[491,491,492,491,491,491,491,491,492,492,491,492,491,492,492,492,492,491,491,491,491,491,491,491,491],"twin_sims":[0.35515810249051744,0.34021424076691886,0.33327396956648475,0.31975506798834646,0.3143643536384875,0.31340003289992796,0.2938046624203552,0.2842295796176175,0.28407240492088137,0.2824182489332444,0.274013098375966,0.26687162580337587,0.2667917142652841,0.2558353921210877,0.2555643769078811,0.2520105834506054,0.24578329491703987,0.23927055415796802,0.23048954550373732,0.2281655731089587,0.2218271356732822,0.2206214676341183,0.21189427679971626,0.21148315380532892,0.20883607459842313],"twin_dists":[0.18687419964545596,0.19071481339931198,0.1925290515268278,0.19612337587740492,0.19758025657315492,0.19784235918757956,0.20327246338358612,0.20600345390454325,0.20604873937907572,0.2065262573551858,0.20897925896487743,0.21109998590730433,0.21112391394002128,0.21444799212095889,0.2145313419083456,0.21562952783225872,0.21757795344128514,0.2196500009029622,0.22250268894349506,0.2232695965698986,0.22538794874589096,0.22579544214173225,0.22879062310120163,0.22893375875898064,0.22985991377693135],"n_dims_used":44,"mean_confidence":0.8966842131181196},"coverage":{"mean_confidence":0.8966842131181196,"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}}