{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001444},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003537","487:4870002845","480:4800004530","480:4800004370","496:4960007927","490:4900003301","494:4940004830","466:4660012172","473:4730002032","466:4660005691","494:4940008488","493:4930000255","487:4870010011","487:4870002609","496:4960009393","489:4890002758","494:4940008574","494:4940004827","487:4870003229","466:4660005578","480:4800004443","480:4800001844","487:4870003646","487:4870002337","466:4660009240"],"twin_admin_codes":[480,487,480,480,496,490,494,466,473,466,494,493,487,487,496,489,494,494,487,466,480,480,487,487,466],"twin_sims":[0.04666883357747015,0.042260476856654274,0.03683074937985207,0.03629485808756826,0.032636921798373936,0.022190332396628456,0.019760129753606085,0.01786566160883698,0.01686146500188307,0.014077500029238937,0.01352145177627382,0.012195442013910691,0.010494865610226592,0.009463967034565658,0.00797954445757337,0.007718715711941114,0.0071463788867346615,0.006945432319162363,0.006776048438368598,0.006690101031591567,0.006113838677160689,0.005982157961018449,0.005758025599413971,0.005716704313607992,0.005451546027777267],"twin_dists":[0.3215372697924955,0.32670096925052244,0.33372548872345875,0.33446547229040796,0.3397806043167035,0.35842057661232685,0.36383817908263355,0.36848094062869186,0.3711195886550843,0.3792325021193716,0.38102075141178476,0.38556290335223675,0.3920776821354862,0.39650081731969383,0.40369344451019135,0.4050796413117357,0.4082750503472268,0.40945168788798186,0.410467538327221,0.41099176229913614,0.4146719891278381,0.4155567127432382,0.4171038261540351,0.41739497508427337,0.4193098354166805],"n_dims_used":45,"mean_confidence":0.8999803331163194},"coverage":{"mean_confidence":0.8999803331163194,"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}}