{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001267},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001266","490:4900002275","490:4900001009","494:4940008584","496:4960008673","490:4900003437","490:4900002892","494:4940008739","490:4900007253","490:4900001436","494:4940008736","490:4900002129","490:4900005893","494:4940007261","490:4900000689","490:4900004280","490:4900002281","494:4940008444","494:4940008840","490:4900001052","494:4940006905","496:4960008959","490:4900007128","490:4900006883","494:4940008497"],"twin_admin_codes":[490,490,490,494,496,490,490,494,490,490,494,490,490,494,490,490,490,494,494,490,494,496,490,490,494],"twin_sims":[0.3129691779391333,0.2393561250739121,0.22871505416666726,0.22665720513325502,0.2071047522244098,0.20708897229547849,0.19327926999792727,0.1855018785936608,0.18544782720501973,0.18256034368592156,0.17378064556551034,0.16929584131603492,0.1690971725518618,0.16815973437224008,0.1673040183337223,0.1660367885021464,0.16133512979258743,0.16117328096791314,0.15504614029625136,0.15238455485773025,0.14729932974664134,0.14541788068222902,0.14487928871959785,0.14477769966461917,0.14450102662829215],"twin_dists":[0.1979596139505366,0.21962254075273074,0.22308780441611814,0.22377012443347322,0.23046999462244205,0.23047557109501737,0.23547209031710717,0.23839595253962056,0.23841657079232279,0.239524225877268,0.24297023999655784,0.24477861586066182,0.24485951440449477,0.24524216676299807,0.24559280332515607,0.24611444234895785,0.248075333412044,0.24814356774057134,0.2507642300495846,0.25192624325730817,0.25418852740742115,0.2550401457805767,0.25528543468906867,0.255331776730517,0.2554581094561543],"n_dims_used":45,"mean_confidence":0.9207934909396701},"coverage":{"mean_confidence":0.9207934909396701,"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}}