{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006191},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005824","490:4900006316","490:4900005424","490:4900005823","490:4900005817","490:4900006547","490:4900006313","490:4900007060","490:4900005302","490:4900005690","490:4900005681","490:4900005300","490:4900007424","490:4900005171","490:4900005433","490:4900004888","490:4900005553","490:4900005297","490:4900005154","490:4900005685","490:4900005299","490:4900005289","490:4900006190","490:4900005957","490:4900005952"],"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":[0.6205193149918791,0.33715914203319836,0.3224948028306315,0.3041313215892885,0.2562753083143141,0.2453618496832288,0.19341508434404617,0.17316023644392603,0.16795676036640592,0.163518230642819,0.15696018381524193,0.1557971586769058,0.14015003254593486,0.13988764053171712,0.13353278278085703,0.13183398642295668,0.12718110862965495,0.12602525327026992,0.12387451864419924,0.1162768980659268,0.11498235518034568,0.10958319811548047,0.10872394249289226,0.10624571677381793,0.09998051878877873],"twin_dists":[0.12687860649366853,0.19151095037426594,0.1953882356670705,0.20038549182407445,0.2143128163648814,0.2177109564542548,0.23542176778437324,0.243218396715547,0.2453252205921854,0.24715976829595426,0.24993757869350056,0.25043899021414556,0.25746887599934115,0.2575916153230322,0.2606182160855354,0.26144555764818744,0.26375351101224276,0.2643367297066393,0.265432835238152,0.26942498420434946,0.2701249839336103,0.2731116396781015,0.27359738443902804,0.27501521664481793,0.27871802841608073],"n_dims_used":45,"mean_confidence":0.8969637552897135},"coverage":{"mean_confidence":0.8969637552897135,"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}}