{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004501},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002245","490:4900003935","490:4900003946","490:4900002838","490:4900003385","490:4900002530","490:4900002231","490:4900002827","490:4900001920","490:4900001766","490:4900002078","490:4900002229","490:4900001772","490:4900003138","490:4900002381","490:4900003931","490:4900002679","490:4900003939","490:4900004078","490:4900002676","490:4900002544","490:4900002983","490:4900001921","490:4900001782","490:4900004071"],"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":[0.29066230418341793,0.20728987878392358,0.16832227902033375,0.1442004848572502,0.13275159929968183,0.12244640427172661,0.10389685428530228,0.09919235267323374,0.08774107805931644,0.0754990587805404,0.07374812796259729,0.07341694398582194,0.06024603790049652,0.05706486773149309,0.056705827400805736,0.05427234922315903,0.051455291921457015,0.04906466052387272,0.04804051400026559,0.045021152158805075,0.04491549986359109,0.04456210121899216,0.04380086387967223,0.04371727542925497,0.03978985774421526],"twin_dists":[0.20416278924633668,0.23040459434972996,0.24517570800099447,0.2555955443864383,0.2609976756213448,0.26616868308582853,0.2763829580599328,0.27919658113923596,0.2865117789030789,0.2952258835777946,0.2965634744344767,0.29681935541779153,0.307850122815074,0.3108082157478717,0.31115055787942025,0.31351929370398074,0.31637392938629433,0.31890025150502077,0.3200140353380744,0.32341735104443636,0.32353986189183903,0.32395141564534,0.32484731297009195,0.32494648300215784,0.32979647340522816],"n_dims_used":45,"mean_confidence":0.9246977064344618},"coverage":{"mean_confidence":0.9246977064344618,"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}}