{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000577},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000617","480:4800000386","480:4800000324","480:4800000355","480:4800000621","480:4800000579","480:4800000580","480:4800000719","480:4800000367","480:4800000620","480:4800000875","480:4800000605","480:4800000959","480:4800000416","480:4800000354","480:4800000575","480:4800000578","480:4800001081","480:4800000566","480:4800000371","480:4800000385","480:4800000752","480:4800000755","480:4800000753","480:4800000503"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6284127451402796,0.5153773661181017,0.3933654517689156,0.3893490177423829,0.2751750474954689,0.25569547196788883,0.2305383434727672,0.21150120709047995,0.21078067205363993,0.20873679529313344,0.18977969940100095,0.18743354142336516,0.17822695242992073,0.17738806510702684,0.16424211322949886,0.16240970432034485,0.1618796498908867,0.1571123019244685,0.1561576307538996,0.1322303330770649,0.13218630065825668,0.13097587339752345,0.12489239730172592,0.12475034068531149,0.11918125941078032],"twin_dists":[0.12518689220993204,0.14953691132011954,0.17741218120476696,0.1783852554004989,0.2086374397814605,0.21449101709127455,0.2224866405103542,0.2289274694092311,0.22917877060541147,0.2298948043379047,0.23677735154113277,0.23766186211585213,0.24121000312902197,0.2415396963486836,0.246858136289188,0.24762355546515513,0.2478461316823608,0.24987219732629654,0.2502832893824809,0.2612518159219153,0.2612733181900488,0.2618665277981544,0.26491229427813673,0.2649847476771485,0.26787599287236247],"n_dims_used":43,"mean_confidence":0.9141169703283976},"coverage":{"mean_confidence":0.9141169703283976,"n_dims_used":43,"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}}