{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011434},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011645","490:4900011765","490:4900011441","490:4900011701","490:4900011367","490:4900011301","490:4900011761","490:4900011637","490:4900011905","490:4900011901","490:4900011640","490:4900010999","490:4900011697","490:4900011574","490:4900011585","490:4900011707","490:4900011564","490:4900011702","490:4900011436","490:4900011829","490:4900011838","490:4900011455","490:4900011575","490:4900011573","490:4900011892"],"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":[0.42718668934312415,0.38843193374560003,0.38395788196306485,0.360082348230381,0.3146992528186544,0.24876048051756422,0.2169888316982486,0.21149938534367657,0.1775171431745641,0.1766366107773711,0.17502626547181355,0.17441171323790025,0.17382177544143926,0.1562016789149785,0.12878134653715465,0.12808265692650725,0.12621750754964153,0.12545562090118526,0.12447311720863422,0.12164853567052011,0.12141866406964436,0.11715876008528182,0.11069895050914375,0.10747804304920794,0.10417913375534973],"twin_dists":[0.16938881186092075,0.17860809869271013,0.1796988400737092,0.18562717707799045,0.19748933778423575,0.21664253961739866,0.22703229767412592,0.22892810404744482,0.24148889503457155,0.24183596971327084,0.24247390977866318,0.24271846833304198,0.24295381089185514,0.25026428141605106,0.26295265724230743,0.2633013912839312,0.2642394421064367,0.26462564686969586,0.2651263212128793,0.26658264204803955,0.2667022906042339,0.2689515527958394,0.2724852739082269,0.27430701288944065,0.27621732227238277],"n_dims_used":45,"mean_confidence":0.8907578362358941},"coverage":{"mean_confidence":0.8907578362358941,"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}}