{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007448},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007439","490:4900007449","490:4900006104","490:4900007441","490:4900005977","490:4900007200","490:4900007075","490:4900007198","490:4900007684","490:4900005591","490:4900007323","490:4900007082","490:4900007205","490:4900006225","490:4900006229","490:4900006230","490:4900007203","490:4900007080","490:4900005976","490:4900005849","490:4900009358","490:4900006466","490:4900005851","490:4900007442","490:4900008912"],"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":[0.026365577987375807,0.014664969484417839,0.010428064819382936,0.009332545628751377,0.00785293081191903,0.004389818188272873,0.001856754322535602,0.0004601166758026569,0.000190250562204046,0.00013967581419240777,0.00013756182641395422,0.00006510263506384243,0.00006169184412458847,0.00005286975493310842,0.00005002078263333426,0.00004592712454181115,0.000029925907660423657,0.000027096221763017854,0.000017478531044948258,0.000016191248720031744,0.000015675658032556116,0.000011954638835812542,0.000011518621088407564,0.000006297593313759709,0.000004895885392524126],"twin_dists":[0.3502132911130746,0.3774097029583371,0.3923522906967074,0.39709525191855427,0.4043611853125027,0.4279346606802621,0.4606033180599731,0.5091355035748759,0.5375978225583019,0.5472075132656592,0.5476774051079388,0.570252402287582,0.5718419195727805,0.5763758670020217,0.5779946412214264,0.5804809815464532,0.5927966143179361,0.595616243624293,0.6079052047834244,0.6100242042038859,0.6109183647495714,0.6183550932706455,0.6193677563825938,0.6355984433008027,0.6422451745190171],"n_dims_used":45,"mean_confidence":0.9111676534016927},"coverage":{"mean_confidence":0.9111676534016927,"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}}