{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000222},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001359","487:4870000088","466:4660013211","466:4660011006","494:4940006037","490:4900012277","487:4870000597","487:4870000641","487:4870000065","494:4940007254","466:4660012445","494:4940006686","487:4870000329","494:4940008669","487:4870001073","490:4900001066","490:4900000708","494:4940007296","487:4870000595","487:4870000896","487:4870000180","496:4960007908","466:4660013098","487:4870000568","487:4870000406"],"twin_admin_codes":[487,487,466,466,494,490,487,487,487,494,466,494,487,494,487,490,490,494,487,487,487,496,466,487,487],"twin_sims":[0.16639171598236044,0.16196009480095186,0.15861244923636256,0.14461471763898506,0.1422822675481023,0.1389428861590175,0.1324142713676906,0.13033014152125383,0.12966516807055126,0.12868700940803707,0.12281458227975227,0.11552997196238157,0.11293182375961543,0.11212466051191226,0.1069574187773992,0.10439624021381076,0.10345934093665025,0.10137176881643836,0.09971313923524977,0.0994776458495984,0.09898114963111557,0.09109823329480272,0.08925907456850266,0.08792268527420756,0.08752865890052092],"twin_dists":[0.24596805238533953,0.2478123179118773,0.2492298841231475,0.25540617488503853,0.25647777343211287,0.258034971368581,0.26116205192987224,0.2621846819966024,0.26251356226081896,0.2629996596522722,0.26597835374896517,0.2698281353097775,0.27124627739246043,0.271691963362729,0.2746054365545805,0.2760901663417564,0.2766403762096632,0.27788045826509117,0.27888004169155756,0.2790230162007349,0.279325323723394,0.284292663979117,0.2855001753206934,0.2863900262136556,0.2866544427917663],"n_dims_used":43,"mean_confidence":0.9042743416719659},"coverage":{"mean_confidence":0.9042743416719659,"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}}