{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007656},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004749","490:4900006072","490:4900007540","490:4900006066","490:4900006437","490:4900005941","490:4900004882","490:4900006794","490:4900006067","490:4900004344","490:4900005035","490:4900006068","490:4900004204","490:4900004057","490:4900006798","490:4900004885","490:4900004618","490:4900004060","490:4900008000","490:4900005944","490:4900003508","490:4900007427","490:4900006799","490:4900008114","490:4900004201"],"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":[0.1098012595721376,0.04365707753176769,0.019654616121331295,0.017563040884991606,0.017193330169715196,0.01658399056801152,0.015597614837135593,0.013302495482997626,0.01270138605049127,0.011016994665514068,0.008496804447127014,0.006913315294124646,0.006796080772733619,0.006540589430247667,0.005723210288729295,0.005648915091327993,0.005099274116239123,0.004144784055753817,0.0039449663254567755,0.0038481112713013507,0.0036780447112745355,0.003630191159233483,0.0036042433211361845,0.003512729677290763,0.0034541256922694065],"twin_dists":[0.27298883686280695,0.3250180010211986,0.3640863050610351,0.36926213035855543,0.3702326773069072,0.3718729772432596,0.37464399128108034,0.38174279289087526,0.38378050117553186,0.3899833177091923,0.4010605394786006,0.4096425790841626,0.4103462142632123,0.41191830657754996,0.41734900830782745,0.417876759326003,0.42198845432745014,0.43019263313530776,0.43212561309766545,0.43309482015186723,0.434851668926895,0.4353593499576885,0.43563718672006085,0.4366318399552645,0.4372812814313814],"n_dims_used":45,"mean_confidence":0.8969436645507812},"coverage":{"mean_confidence":0.8969436645507812,"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}}