{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001064},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000692","490:4900004036","494:4940008691","490:4900002345","490:4900000230","490:4900003890","496:4960009071","490:4900001024","490:4900003887","490:4900004174","490:4900000598","490:4900002344","490:4900002024","496:4960008677","490:4900000326","490:4900001697","490:4900001694","490:4900000919","490:4900000691","490:4900000358","490:4900003217","490:4900001567","490:4900001426","490:4900001319","490:4900001424"],"twin_admin_codes":[490,490,494,490,490,490,496,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6127701659879329,0.5818262221827589,0.57216934367309,0.5689980516592752,0.5251042443066923,0.5104319585729624,0.5103474723334738,0.499749249246869,0.490695035823683,0.48879106326672306,0.4805427364862547,0.4753137701490945,0.46315578847235317,0.4518677933771062,0.4438510451667025,0.43992154765389335,0.42402401715101085,0.4210354213030967,0.41926295860406887,0.4126625027394089,0.4087825862649174,0.4065980266597941,0.4016719654092801,0.39510981719547167,0.39368694392838804],"twin_dists":[0.12853839434869316,0.13516726972605744,0.13723994773174553,0.13792135744482845,0.14741280382769253,0.15062058194989936,0.1506391181502459,0.15297084512727238,0.1549737845928244,0.15539634686383602,0.15723280568492598,0.15840217054415498,0.16113774263180072,0.16370014638431066,0.16553432033543894,0.16643798059959228,0.17012716914433054,0.17082700053743138,0.17124304223892595,0.17279898926965837,0.17371865372261389,0.17423815533629494,0.17541418958018912,0.17699100855171795,0.17733449281570984],"n_dims_used":45,"mean_confidence":0.9166431003146701},"coverage":{"mean_confidence":0.9166431003146701,"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}}