{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010291},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009713","490:4900008630","490:4900001666","490:4900009191","490:4900010458","490:4900010097","494:4940008718","490:4900001960","490:4900010197","490:4900005496","490:4900004833","490:4900009777","490:4900002419","490:4900008088","490:4900008979","494:4940008846","490:4900008855","494:4940008082","490:4900008418","490:4900009988","490:4900003425","490:4900009165","490:4900010461","490:4900010546","490:4900004803"],"twin_admin_codes":[490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,494,490,494,490,490,490,490,490,490,490],"twin_sims":[0.44339158133119944,0.2879456050592199,0.13588124325712114,0.09808329423293133,0.09792567509078491,0.0937792527057402,0.07921544585440082,0.07735584008285715,0.07638918317754673,0.07130515586448187,0.07100005743398233,0.06485159112630742,0.05454500467218829,0.054015263088225345,0.04569164843045514,0.04538415484895579,0.04481336151950731,0.04458971624689632,0.04449302544260023,0.041956823313406645,0.040861472578633186,0.040169670299063744,0.036760519349850425,0.03656002124727262,0.032860762612750165],"twin_dists":[0.1656398222246842,0.20493714164092947,0.25948740465360987,0.2798750435069682,0.2799719541417214,0.2825665125993332,0.2924676551623089,0.293834487959742,0.2945554617079962,0.2984733095704474,0.2987155328204836,0.303787160550835,0.31324957119028707,0.31377464454110404,0.3226454375074055,0.3229982544775056,0.32365852810915297,0.32391915784659214,0.3240321783044589,0.3270730686196908,0.3284344576287301,0.3293102293372447,0.3338219431691542,0.33409817190243896,0.3394411267090519],"n_dims_used":45,"mean_confidence":0.9192128499348958},"coverage":{"mean_confidence":0.9192128499348958,"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}}