{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007914},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008917","490:4900008025","490:4900009028","490:4900007913","490:4900008471","490:4900007912","490:4900007796","490:4900008794","490:4900008470","490:4900009136","490:4900008570","490:4900009040","490:4900008354","490:4900008916","490:4900008914","490:4900009027","490:4900008571","490:4900009234","490:4900008024","490:4900008465","490:4900008247","490:4900009131","490:4900008017","490:4900008591","490:4900008693"],"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":[0.5312641508842229,0.28391606959879995,0.10909099163145129,0.10654367224929433,0.095972882076571,0.07985334369233406,0.06527983770447271,0.041189616944390085,0.04060638052073454,0.035731037307258524,0.03172046242175824,0.03117606681788703,0.030620617662038736,0.030161525439330997,0.029968399473020373,0.027072249684358916,0.027009374707003264,0.02531985573049516,0.021830690147281645,0.020977217380492574,0.016931613958862047,0.015986427815987303,0.015213822386684922,0.013348801720473723,0.013186182020792357],"twin_dists":[0.14607224663154106,0.2060937979946124,0.2733895259734144,0.2748434027300403,0.28118289040888667,0.29200472852637493,0.3034214958818341,0.3280234179612485,0.3287559188375228,0.3352541071521436,0.3411915896454142,0.3420463305651923,0.34293169460106865,0.34367391437845496,0.34398903988480667,0.3489370541228941,0.34904943410996664,0.3521570793864474,0.3591887157108303,0.3610566021155423,0.37093084674836363,0.37353379991073193,0.37576398908979236,0.38158921956603237,0.38213063840914635],"n_dims_used":45,"mean_confidence":0.8915947808159722},"coverage":{"mean_confidence":0.8915947808159722,"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}}