{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007845},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009174","490:4900007842","490:4900007841","490:4900007960","490:4900008623","490:4900008180","490:4900010723","490:4900008067","490:4900007840","490:4900008082","490:4900008969","490:4900010815","490:4900007484","490:4900010729","490:4900008624","490:4900007962","490:4900008294","490:4900010006","466:4660003549","490:4900008070","490:4900010106","490:4900008736","490:4900009387","490:4900009280","490:4900008409"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490],"twin_sims":[0.6631879663106206,0.46631218889144166,0.42124160489305656,0.4066195568471796,0.35370134142745224,0.31930570895294125,0.2610685505994751,0.24760570692945866,0.2471707918634633,0.2132931408436982,0.2066260812740811,0.20267377605012657,0.19616785658279937,0.19066400733984162,0.18555934722774056,0.18509279912567134,0.1766263900482482,0.16579585498465524,0.1395046937583432,0.13513618421692372,0.13146478250580604,0.13082204311828774,0.12978722141249352,0.12843592327201686,0.12576508282158194],"twin_dists":[0.11770624739843842,0.16042521617037236,0.17077865217314883,0.17423302929782497,0.1872448178135739,0.196244286891366,0.21284936802615453,0.21700450474264776,0.2171411101108064,0.22830500229147838,0.23063928146389642,0.23204741245069085,0.2344070492130595,0.2364459492819628,0.23837403538973334,0.23855210372352592,0.24184000558070298,0.24621394416272055,0.25777105518482485,0.2598445600312362,0.26162642658262075,0.26194221294098013,0.2624531022821448,0.26312488757513913,0.2644685647759414],"n_dims_used":45,"mean_confidence":0.9243328518337673},"coverage":{"mean_confidence":0.9243328518337673,"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}}