{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001477},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001359","480:4800001251","480:4800001590","480:4800001420","480:4800002287","480:4800001533","480:4800001992","480:4800001419","480:4800001476","480:4800002242","480:4800002430","480:4800002290","480:4800001538","480:4800001593","480:4800002334","480:4800002335","480:4800002432","480:4800002431","480:4800001700","466:4660005504","480:4800001235","480:4800001528","480:4800001535","480:4800002153","480:4800002092"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,466,480,480,480,480,480],"twin_sims":[0.4627644843142775,0.368511531944402,0.2974765486201612,0.28066922498275815,0.2717443770258533,0.2595855803597212,0.2061646802494949,0.19889416932907186,0.16817954938935373,0.1657871586083979,0.15659749598522357,0.1553903570442105,0.15284281991596985,0.14180705026312862,0.13875318847773577,0.11418101104328143,0.09517846382448175,0.09318657866653242,0.07551069850942654,0.07226288478119978,0.06549485395126016,0.06443567382671168,0.06206012869320237,0.06050047490810307,0.05596754401935082],"twin_dists":[0.1612261935059464,0.18351253782999108,0.20223921428420466,0.20703300439343167,0.20964924053950257,0.21330031948984474,0.23080271430592947,0.23341176461832389,0.24523406262968792,0.24621753758222634,0.25009365115818566,0.2506150190882168,0.25172511584652146,0.2566977009238229,0.2581242641456959,0.2705613369096098,0.2816810615917606,0.28294471263687615,0.29521707577481504,0.29771836851641514,0.3032386394717241,0.30414419151035643,0.30622033150657024,0.3076191251179056,0.31186016861656785],"n_dims_used":43,"mean_confidence":0.91276337379633},"coverage":{"mean_confidence":0.91276337379633,"n_dims_used":43,"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}}