{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007844},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010209","490:4900007948","490:4900006616","490:4900001653","494:4940008550","494:4940008982","490:4900007723","490:4900006740","490:4900008062","490:4900007834","490:4900007135","490:4900008283","490:4900008723","490:4900009067","490:4900007951","490:4900003828","490:4900010117","490:4900008504","494:4940009000","490:4900010015","490:4900001956","490:4900007855","494:4940008930","494:4940008972","490:4900006503"],"twin_admin_codes":[490,490,490,490,494,494,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,494,494,490],"twin_sims":[0.08426018115277162,0.07960249292391341,0.06131853915708667,0.04734827433667877,0.04681912682175691,0.038339597121716563,0.03590776050849238,0.03274512154767048,0.02622482204665974,0.024031194433587012,0.02373758882611333,0.021648852789509523,0.02125713997541646,0.020839801262333337,0.020338660198111348,0.020086459771662204,0.018372098926207482,0.0182890734550434,0.017957803229266826,0.017383125197384275,0.017239658514239163,0.015287951234394886,0.015204188703057921,0.014646771854084147,0.014569797742392027],"twin_dists":[0.2888851136996095,0.29218641729715245,0.30688179154271267,0.32077814774237184,0.3213685583769545,0.3316899845877705,0.33500578777451934,0.33961626090191666,0.3504710102050935,0.35465022576035965,0.3552344042289525,0.35958128689124297,0.36043679901446474,0.3613635071622815,0.36249790026615664,0.3630780297660218,0.36719916710681205,0.3674071649149186,0.3682453865065277,0.36973217588617924,0.37011006129507956,0.37554574038177624,0.3757924211074853,0.3774651918405406,0.3777005785051137],"n_dims_used":45,"mean_confidence":0.9245880974663628},"coverage":{"mean_confidence":0.9245880974663628,"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}}