{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003261},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003172","489:4890002746","489:4890003245","489:4890003249","489:4890003452","489:4890002345","489:4890003450","489:4890002260","489:4890002106","489:4890002500","489:4890003446","489:4890002648","489:4890003246","489:4890002748","489:4890003533","489:4890003247","489:4890003518","489:4890003522","489:4890002262","489:4890003171","489:4890003523","489:4890002061","489:4890003514","489:4890003536","489:4890002564"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8456843494215959,0.836223723603665,0.8266326906025397,0.7854577021479738,0.7832875492896444,0.7773889431238973,0.7728820867467253,0.7727726991033318,0.7726569276458155,0.758669469330529,0.7457986997792998,0.7415228460876538,0.7384151687172481,0.7271327038940727,0.7228490320731781,0.7154536318266791,0.7127031785462467,0.7006921684253208,0.6999733411505632,0.6856591641786177,0.6837039277437754,0.6787684587643301,0.6477125550699748,0.6467906141150281,0.640267513476934],"twin_dists":[0.0751947706376406,0.07767734124600516,0.08014315197917941,0.0902583156549546,0.09077388848480733,0.09216779482098154,0.09322578177176724,0.09325138753818746,0.09327848393605924,0.09652550762647447,0.09947055605460083,0.10044081876621004,0.10114363806532782,0.10367959010344055,0.1046364314506518,0.10628121965711296,0.10689076563208744,0.10953996768520549,0.10969790409336677,0.11283015591814623,0.11325625850976807,0.11433015880441434,0.12104250223404307,0.12124083031436071,0.1226429477998518],"n_dims_used":45,"mean_confidence":0.9179977416992188},"coverage":{"mean_confidence":0.9179977416992188,"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}}