{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004174},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002024","490:4900002345","490:4900001336","490:4900002344","490:4900004036","490:4900001456","490:4900004597","490:4900004312","490:4900001332","490:4900002793","490:4900003887","490:4900004165","490:4900003617","490:4900001319","490:4900001749","490:4900002483","490:4900001064","490:4900003614","496:4960007915","490:4900001875","490:4900004323","490:4900002188","490:4900002180","490:4900001426","490:4900005004"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490],"twin_sims":[0.8823177045445658,0.7568798025962878,0.6437074377424524,0.6405204008605269,0.616245813015771,0.6128052187485662,0.5833244429154508,0.5779177264152715,0.5434531976299104,0.5337425761292636,0.5223791254898036,0.5132931586437629,0.5119296083345702,0.5090867745743156,0.5013840369566479,0.4941409554018464,0.48879106326672306,0.4868155277109697,0.4861728129641486,0.4855731716730766,0.4835447183686928,0.4807768666050526,0.48023592860354347,0.4691812300856638,0.46572254026259297],"twin_dists":[0.06498997170203913,0.09693733236561539,0.12190378656076534,0.12258862511232384,0.1277940336658499,0.12853088781053973,0.13484596539044477,0.13600578374388764,0.14342891607176309,0.1455338090037203,0.14800696929747834,0.1499932973079414,0.15029212896894453,0.15091580800745674,0.15261030719129062,0.1542102413574381,0.15539634686383602,0.15583531664879893,0.15597824664201443,0.15611165001335645,0.1565633016935065,0.1571805424600869,0.15730130450824256,0.15977899966416936,0.16055819617680836],"n_dims_used":45,"mean_confidence":0.9174285888671875},"coverage":{"mean_confidence":0.9174285888671875,"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}}