{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013300},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013183","490:4900012232","490:4900012242","490:4900012298","490:4900012231","490:4900013193","490:4900012303","490:4900012240","490:4900012306","490:4900012661","490:4900012730","490:4900012731","490:4900012455","490:4900012369","490:4900013087","490:4900012233","490:4900000648","490:4900012976","490:4900000382","490:4900012726","490:4900012236","490:4900012444","490:4900013292","490:4900000529","490:4900012920"],"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":[0.20317003281743642,0.19398474382615363,0.182788979308374,0.16124733838631286,0.1166208844575777,0.09233176203184125,0.07468462985436675,0.06752617511866987,0.06709525336825337,0.06552394960543563,0.05135236630663101,0.04398920939054546,0.038213966505484524,0.02946412545483448,0.028633306570945014,0.028558680967026132,0.02802843792479972,0.027669472244928543,0.025691239124412953,0.02527454452425955,0.024964060865660758,0.02479816188847388,0.0230539328351462,0.022770939373223435,0.021135994419343607],"twin_dists":[0.23186957831097915,0.23521096236249434,0.23943607151359156,0.24811233948229564,0.2692399869967871,0.2834935507822915,0.2958449009975384,0.3015348851699088,0.3018927904972113,0.3032139333063074,0.3164806631676186,0.3246244397208131,0.33185685009366056,0.34482015576557723,0.3462164779645004,0.34634359482236227,0.3472551217652373,0.34788066607324997,0.3514589475077245,0.3522428604963253,0.3528342556559966,0.35315286349191943,0.35661930383999496,0.35720301530169785,0.3607041616179121],"n_dims_used":45,"mean_confidence":0.9124395582411025},"coverage":{"mean_confidence":0.9124395582411025,"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}}