{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005012},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003750","466:4660000665","466:4660002390","466:4660002711","469:4690000982","466:4660012518","466:4660002257","469:4690003566","469:4690002565","490:4900001852","490:4900001731","470:4700004514","490:4900001488","496:4960007482","470:4700004998","469:4690002645","478:4780003494","466:4660011712","466:4660009765","466:4660009571","469:4690002544","490:4900005006","466:4660000078","490:4900005536","466:4660003823"],"twin_admin_codes":[490,466,466,466,469,466,466,469,469,490,490,470,490,496,470,469,478,466,466,466,469,490,466,490,466],"twin_sims":[0.24449355826490757,0.2415603438221097,0.22963465187674317,0.20810917506975396,0.2047346887167602,0.20353937016346157,0.18531668649983313,0.17690517515716847,0.16451597516566394,0.13965593286359743,0.13034836332497163,0.11954091328466665,0.11818478787182966,0.10309828316306642,0.0995380388287448,0.09206562061054951,0.09066778561869925,0.08727217945386696,0.08668432304345551,0.0841667760290451,0.08174723875155886,0.07989894634034188,0.07840526201195466,0.0753467738885645,0.07179413991311111],"twin_dists":[0.21798544344675394,0.2189173824384881,0.22278420636487895,0.23011563615433056,0.23131082546758713,0.231737419284354,0.2384666128371488,0.24172998097718829,0.24674427247139585,0.2577001442426634,0.26217568776708045,0.26768619554670753,0.26840415203443974,0.27685345038430115,0.2789863247083541,0.28366524711982866,0.2845735344216749,0.28682706538374186,0.2872242470685168,0.288949867162098,0.29064756839042816,0.29197174817252247,0.29305994521801204,0.29534121883358344,0.2980868426481533],"n_dims_used":45,"mean_confidence":0.9114878336588542},"coverage":{"mean_confidence":0.9114878336588542,"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}}