{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010218},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010394","490:4900008343","491:4910004907","490:4900010134","490:4900010395","490:4900010982","490:4900010478","490:4900011065","490:4900011290","490:4900011429","490:4900010987","490:4900007787","491:4910004958","490:4900009729","490:4900010338","490:4900010131","491:4910005701","490:4900008342","490:4900010480","490:4900007773","490:4900011753","490:4900010479","490:4900010129","491:4910005845","491:4910005936"],"twin_admin_codes":[490,490,491,490,490,490,490,490,490,490,490,490,491,490,490,490,491,490,490,490,490,490,490,491,491],"twin_sims":[0.2828309061411296,0.2181677815165677,0.17134522490069792,0.16488576779382988,0.15473853166717036,0.14931308183300215,0.1357582862476799,0.12384579540912626,0.12013844252002619,0.11670482970210233,0.10994469757339008,0.10805834428822986,0.09123591602286964,0.08815389289923892,0.08458871946879981,0.08278155220515264,0.07884130217497,0.0782888264900217,0.07542695915166871,0.07425383219969968,0.07347600542698114,0.06986190671488758,0.06984180492215215,0.0690781797616846,0.06835724135010413],"twin_dists":[0.20640697466126032,0.22662937065355845,0.24394805179765247,0.24659074069212353,0.2508977773777371,0.2532858825909447,0.25954624463423287,0.26544757134355307,0.26737182906715135,0.26919490449569305,0.27290816160349585,0.27397570095684426,0.28420304664486157,0.2862353092488422,0.28865780725128243,0.28991697933799315,0.29274056767352025,0.2931454697722974,0.29528046590648666,0.29617454060708615,0.2967736548056108,0.2996266485653476,0.2996428484663369,0.30026107246523615,0.30084985718472507],"n_dims_used":45,"mean_confidence":0.886616685655382},"coverage":{"mean_confidence":0.886616685655382,"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}}