{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009456},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008928","490:4900009356","490:4900009655","490:4900009658","490:4900008921","490:4900009035","490:4900009659","490:4900008810","490:4900008920","490:4900009555","490:4900008700","490:4900009145","490:4900009459","490:4900009034","490:4900009033","490:4900009458","490:4900009657","490:4900009029","490:4900008795","490:4900009243","490:4900008481","490:4900009639","490:4900008587","490:4900009140","490:4900009019"],"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":[0.41246400273190054,0.03713151013860921,0.03038184611569606,0.02083816279069968,0.015071613494484876,0.014345982571514444,0.00869084130157477,0.007476937544752022,0.00708253810630596,0.006501768985569431,0.005681140000388256,0.004281782209678363,0.002369505078257013,0.0016769269506964955,0.0016443134406553058,0.0015552342423471633,0.0013889117923582283,0.0011522942367416555,0.0009759756569616445,0.0008264065021524658,0.0007861150595683712,0.0007632007125603892,0.0005055472118665362,0.0004491532811233645,0.0003987167519284558],"twin_dists":[0.17284594812273127,0.33331417858202533,0.3433165201256977,0.3613671771416391,0.3761853121598662,0.37839128953962237,0.40010978339570635,0.4064026509103241,0.4086456090865086,0.41216199999893965,0.41764708646289855,0.4289157178490427,0.4515851592612264,0.4643187242605001,0.46503164196542623,0.46704747643715516,0.471114568424297,0.47775457157041745,0.4835823094704834,0.48935023974729164,0.49107009961827774,0.4920851434512308,0.506006374136164,0.5099338239389322,0.5138586886727856],"n_dims_used":45,"mean_confidence":0.8851671854654948},"coverage":{"mean_confidence":0.8851671854654948,"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}}