{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008805},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008125","490:4900010328","490:4900010245","490:4900009944","490:4900009334","490:4900010161","490:4900008237","490:4900010757","490:4900009663","490:4900010329","490:4900010775","490:4900010068","490:4900009864","490:4900010142","490:4900009763","490:4900010677","490:4900009562","490:4900010501","490:4900010066","490:4900008016","490:4900010586","490:4900010062","490:4900010341","490:4900010421","490:4900010045"],"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":[0.3348682513976527,0.30261666701798096,0.28096692487928193,0.2669387086789294,0.22554996080910467,0.20778105491926044,0.17874777303602585,0.14178819737575976,0.14049555505759792,0.13069791971983657,0.12257850049334626,0.11838612739592312,0.1099212678181236,0.10190465058418977,0.09736823666375914,0.09523098849785112,0.09057553885816928,0.08961672269407056,0.08864168198171472,0.08553878594576741,0.08264708083293099,0.08062218647449423,0.08027115922834574,0.0776858825385946,0.07681703101577377],"twin_dists":[0.19211049824588344,0.20080531157952536,0.2069466165978692,0.21107990261828527,0.2241389531352096,0.23023126780649705,0.24100586826601594,0.2567064372178769,0.2573075117156299,0.2620033311158913,0.26610034596213894,0.26829716212562915,0.2729213338676107,0.2775620286581482,0.28031567511147754,0.2816480230875589,0.2846338634442771,0.28526382507401593,0.2859099499922418,0.28800442075730626,0.29001154913596167,0.29145070010549606,0.2917031225627131,0.2935899887128252,0.29423545382787436],"n_dims_used":45,"mean_confidence":0.8998053656684027},"coverage":{"mean_confidence":0.8998053656684027,"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}}