{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001590},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001420","480:4800001593","480:4800001533","480:4800001251","480:4800002287","480:4800002432","480:4800001359","480:4800001475","480:4800002290","480:4800002334","480:4800001477","480:4800001992","480:4800002242","480:4800001819","480:4800001700","480:4800001649","480:4800001538","480:4800001416","480:4800002335","480:4800001534","480:4800001818","480:4800001760","480:4800001877","480:4800002092","480:4800001985"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.48524812112154997,0.4818158758185498,0.3715363140923588,0.36336369857533785,0.35360238021927726,0.3401332506585481,0.32742146845214537,0.31487226040072036,0.31465338369697493,0.3115927187054714,0.2974765486201612,0.27851520768885196,0.27065614620007566,0.24458159129076285,0.23602818734772527,0.22330977176299985,0.21460438582118224,0.2082027297825537,0.2043375923369033,0.20401091295301757,0.20046511903938047,0.19869995181775488,0.17963349340830378,0.1781512148484861,0.17645374135697256],"twin_dists":[0.15618398583165485,0.15694870890836454,0.18275963230749281,0.18480103820732602,0.18727002345184557,0.19073586913797277,0.19407499228611,0.19744239101226596,0.19750178713533184,0.19833482729391877,0.20223921428420466,0.2076597301142742,0.2099718312830686,0.21795758557183775,0.22069524227682585,0.2248888681725175,0.22785175105701364,0.23008268963830703,0.2314523542918365,0.2315689271866332,0.2328425375231429,0.23348235373473158,0.24065967842496339,0.24123972361918666,0.24190820463588586],"n_dims_used":43,"mean_confidence":0.9130926797556322},"coverage":{"mean_confidence":0.9130926797556322,"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}}