{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010878},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010707","490:4900010962","490:4900011102","490:4900010862","490:4900011924","490:4900012061","490:4900010074","490:4900011852","490:4900011875","490:4900011337","490:4900011925","490:4900009775","490:4900011539","490:4900010873","490:4900009874","490:4900011472","490:4900010784","490:4900012053","490:4900008934","490:4900011999","490:4900004930","490:4900012067","490:4900010700","490:4900011036","490:4900004787"],"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":[0.4561727681098785,0.4517360786171145,0.317497714147395,0.2974173916810985,0.29467702496710746,0.28956644826192157,0.25850681479060506,0.24449118235254894,0.24196871284100763,0.23131964900399213,0.23100201885462435,0.2168401037469003,0.21030706748811345,0.20864256283768348,0.20755228146736715,0.2044510342952785,0.19863878637664553,0.19637130869896066,0.190994559161339,0.1876059734768167,0.1812976392566121,0.17864253644253386,0.1781136433264119,0.17747972497505596,0.1696771649045857],"twin_dists":[0.16272020733383824,0.1637301825951241,0.19673174194811058,0.2022558010098103,0.20302629823768706,0.20447462383580334,0.21362937699884613,0.21798619538912142,0.21878719865045573,0.22222999293844045,0.22233426085199523,0.2270832325704742,0.22934426755336065,0.22992793169511594,0.23031196271970855,0.23141190332001882,0.23350459441917293,0.23433244636785158,0.2363223477122442,0.23759659133089225,0.2400124928580665,0.24104708152520316,0.24125447054164953,0.241503619029194,0.2446235305895992],"n_dims_used":45,"mean_confidence":0.9177946302625868},"coverage":{"mean_confidence":0.9177946302625868,"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}}