{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002213},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002436","480:4800002484","480:4800002016","480:4800002485","480:4800002399","480:4800002120","480:4800001958","480:4800002306","480:4800002208","480:4800001675","480:4800002055","480:4800002294","480:4800001459","480:4800001892","480:4800001953","480:4800002001","480:4800001727","480:4800002249","480:4800001897","480:4800001672","480:4800002202","480:4800002544","480:4800002301","480:4800002155","480:4800002533"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.41501644765497153,0.388784082099078,0.38570857214654664,0.3103058442211279,0.3001776404914525,0.28757108357574857,0.2842955944322874,0.2659905946008412,0.2649615090654044,0.26058734031189457,0.25259416920232314,0.24819857874340526,0.24402594899303182,0.23883696015539632,0.21677127165790736,0.21059719536055763,0.2084628579654895,0.20603784145332446,0.19528676596456992,0.1903965885252685,0.186467164840986,0.17558862441707837,0.17526406393957558,0.1741286466788693,0.1654694041773496],"twin_dists":[0.1722428654970418,0.17852250050465823,0.17927131969364504,0.19868647770350162,0.20148391966160017,0.2050442349723885,0.20598443808963726,0.21136404109510096,0.21167316016301746,0.21299552083118972,0.21544851668686713,0.216818533494275,0.21813352605065572,0.2197892417517826,0.22710681346948652,0.22924285492791588,0.22999113507653463,0.23084768565835315,0.23473075252252418,0.23654605338399112,0.23802844692020597,0.2422506573065825,0.24237944318595112,0.24283132039532704,0.24634892993761962],"n_dims_used":43,"mean_confidence":0.9194376745889353},"coverage":{"mean_confidence":0.9194376745889353,"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}}