{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000706},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000346","491:4910000587","491:4910000829","491:4910000704","491:4910000383","491:4910000588","492:4920006867","491:4910000347","491:4910000826","491:4910000891","491:4910000640","491:4910000771","492:4920006702","492:4920003788","492:4920006898","491:4910000888","492:4920006632","491:4910000388","491:4910000304","492:4920006794","492:4920004850","491:4910000769","491:4910000705","491:4910000703","491:4910000708"],"twin_admin_codes":[491,491,491,491,491,491,492,491,491,491,491,491,492,492,492,491,492,491,491,492,492,491,491,491,491],"twin_sims":[0.4301174105677755,0.2876964205926669,0.24712275772038877,0.23939014523671584,0.21901241585488387,0.19873835438059156,0.1815993384433344,0.17779884605877821,0.16536243447451074,0.1278055364053836,0.12235170849415512,0.11367051275960527,0.10944139194035969,0.1007474862490989,0.09687195567993662,0.09415989944496503,0.09411943925411664,0.09291651625616856,0.09182289605732981,0.0891823036169236,0.0762060475609673,0.07371119639736311,0.07124472380782598,0.06840053878367694,0.06837163051412214],"twin_dists":[0.16870661504551454,0.2050083859257819,0.21715620693657053,0.21961162527988073,0.22634160026383685,0.23346839239496214,0.2398956127817253,0.2413781162028213,0.24639320319643157,0.2634401079865552,0.26621770647249454,0.270840546927609,0.27319160031322504,0.27825517394095844,0.28062298871702307,0.2823246056294438,0.2823502820499079,0.28311767604441196,0.28382217886104055,0.2855510069499883,0.29469287899767477,0.29659196261099585,0.2985212208618471,0.300814354300951,0.30083805637711564],"n_dims_used":45,"mean_confidence":0.898838127983941},"coverage":{"mean_confidence":0.898838127983941,"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}}