{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005052},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007068","490:4900005969","490:4900006459","490:4900005968","490:4900004643","490:4900004767","490:4900006090","490:4900006089","490:4900005324","490:4900007186","490:4900006818","490:4900005306","490:4900005448","490:4900006095","490:4900004628","490:4900006823","490:4900004629","490:4900005181","490:4900005325","490:4900006460","490:4900006571","490:4900006215","490:4900005180","490:4900006694","490:4900004765"],"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":[0.11462479577815289,0.10165971545593465,0.09802209526385862,0.08224134311318845,0.04202409627041077,0.040612389679031115,0.032599453923186715,0.024045783795969812,0.02244561731580732,0.020059177645281107,0.01978823756009262,0.01904172929450969,0.018112901883582312,0.01694209521429575,0.01689934315482707,0.016709817790005597,0.014195159430023216,0.012840120346390831,0.012714655954505502,0.011822326440631716,0.011730530240264866,0.011211145841154624,0.010407113703496184,0.010072272060406706,0.01005107230712182],"twin_dists":[0.27031939448125253,0.27770823048482157,0.27991265658914793,0.29029764022410093,0.3269904367174228,0.32874832665992987,0.3398376223132289,0.3546213592501074,0.3578818649622204,0.36314116617614384,0.3637722757735184,0.3655510004262862,0.36785126610636937,0.3709027049545816,0.371017588780713,0.37152997528250226,0.3788621227878864,0.3833027444777052,0.3837346045608607,0.38691985555872865,0.38725951946617826,0.389227005830034,0.39243874044475935,0.39384184931667443,0.3939320763939803],"n_dims_used":45,"mean_confidence":0.9159084743923611},"coverage":{"mean_confidence":0.9159084743923611,"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}}