{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004473},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004472","491:4910004471","491:4910004476","491:4910004552","491:4910005177","491:4910003993","491:4910004691","491:4910004690","491:4910003669","491:4910003761","491:4910004474","491:4910004594","491:4910004512","491:4910004086","487:4870000776","492:4920003962","491:4910005227","491:4910003941","491:4910003875","491:4910004091","491:4910004475","491:4910003765","491:4910004191","491:4910003942","491:4910003994"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,487,492,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5001964616600357,0.49902704630195005,0.4604571758912213,0.4275240438329351,0.346748514303476,0.28869005474142406,0.267862632526188,0.2432263015678907,0.24171564352479916,0.22403223809861753,0.22354159581814645,0.21494078886473947,0.1917665805992459,0.18742824279364576,0.15232745252649185,0.1415973044516649,0.13754683303038995,0.13685724915679612,0.13530079476639484,0.12925155844948247,0.12522560763499865,0.1219375375610409,0.11917689002363697,0.11455965152537426,0.10941289807943182],"twin_dists":[0.1528721838907733,0.15313022517027985,0.16174827711552697,0.1693101867755034,0.1890247654104524,0.20472451559643695,0.21080361638547906,0.21838718366889867,0.21886785772283285,0.22464647401347287,0.22481103220320753,0.22773577001023343,0.23603425000118952,0.23766386847539683,0.2519513359302018,0.25679494436366346,0.25869425350478537,0.2590217551848538,0.25976552461321045,0.26271876687777745,0.2647425916912215,0.2664324604911718,0.26787830138653085,0.2703548646264156,0.2732076768984076],"n_dims_used":45,"mean_confidence":0.8905092027452257},"coverage":{"mean_confidence":0.8905092027452257,"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}}