{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001364},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001511","470:4700001510","466:4660002391","470:4700000962","470:4700002126","469:4690003673","469:4690002339","466:4660002179","466:4660000617","469:4690003273","490:4900001213","466:4660000332","490:4900001343","470:4700001365","466:4660000287","469:4690003173","469:4690003750","469:4690003254","470:4700001965","470:4700001092","469:4690003370","470:4700002449","470:4700001809","470:4700002451","469:4690003150"],"twin_admin_codes":[470,470,466,470,470,469,469,466,466,469,490,466,490,470,466,469,469,469,470,470,469,470,470,470,469],"twin_sims":[0.6889635148056471,0.5766454020491889,0.5740300032787345,0.5600706212132129,0.5424239621142517,0.5337858992013083,0.5286495460220103,0.5217853292571297,0.5199927415401245,0.5157515024439377,0.5044353268247456,0.5002738534300544,0.49278956238759636,0.4887934922206848,0.4832204387202356,0.465989688642161,0.46492950951336465,0.46457369430421885,0.46005776223583117,0.44951026336847,0.44587371572503776,0.4415856379171285,0.43697063431588673,0.4342383523272372,0.4330359824959632],"twin_dists":[0.11210913840877011,0.13627884802202792,0.13684033709397356,0.1398420059372391,0.14365167650058736,0.1455244016471532,0.1466408402548558,0.1481365302282111,0.14852786450668093,0.14945503371236765,0.15193823493825276,0.15285511269115687,0.15450949445349957,0.1553958074742115,0.15663555974214505,0.1604979405694371,0.16073713561192585,0.16081745614940524,0.16183874796738812,0.16423825091932065,0.1650703727772249,0.16605491173333548,0.1671186715456442,0.16775055508336983,0.16802912558506866],"n_dims_used":43,"mean_confidence":0.9123322242914245},"coverage":{"mean_confidence":0.9123322242914245,"n_dims_used":43,"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}}