{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002730},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003120","487:4870002865","487:4870002993","490:4900000402","487:4870002635","487:4870002371","490:4900000409","490:4900000599","487:4870002526","487:4870003107","494:4940006696","490:4900000497","490:4900000499","490:4900000089","487:4870001740","487:4870001091","487:4870003811","490:4900000200","487:4870002992","494:4940008907","490:4900000152","490:4900000490","487:4870002287","487:4870002539","490:4900000397"],"twin_admin_codes":[487,487,487,490,487,487,490,490,487,487,494,490,490,490,487,487,487,490,487,494,490,490,487,487,490],"twin_sims":[0.2548017539098686,0.23456249520935368,0.19997050058416713,0.16137372396821317,0.160634613652641,0.15650804819660344,0.13803444631028935,0.13628993821749108,0.13254833842409647,0.13203151530225316,0.13014107887410217,0.12852970730784768,0.12756203000458552,0.1204906060474206,0.1176293932356569,0.11751319307501772,0.11635216669628676,0.1123693933522187,0.11125225832824841,0.10941705448240256,0.10790414002712762,0.10276421976729773,0.09775405898050767,0.09699603999029442,0.09427651200500232],"twin_dists":[0.21476618493688143,0.221170816031575,0.23302142766167044,0.24805906971669134,0.24837102510499828,0.25013218305855106,0.25846341354917846,0.2592921136072389,0.2610966847892293,0.2613489470575789,0.26227805882292765,0.263078091624059,0.26356218670253573,0.2671871112798351,0.2687000089547781,0.2687620437496133,0.26938446858043796,0.2715565702100423,0.27217646415490426,0.27320533160310395,0.2740636060642381,0.2770511131029155,0.28007760998879383,0.28054603585033006,0.28225065082326345],"n_dims_used":43,"mean_confidence":0.9097318427507267},"coverage":{"mean_confidence":0.9097318427507267,"n_dims_used":43,"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}}