{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000231},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000147","500:5000000532","500:5000000189","500:5000000425","500:5000000087","500:5000000148","500:5000000116","500:5000000537","500:5000000372","500:5000000527","500:5000000113","500:5000000486","500:5000000528","500:5000000114","500:5000000054","500:5000000088","500:5000000538","500:5000000580","500:5000000118","500:5000000188","500:5000000583","500:5000000638","500:5000000145","500:5000000094","500:5000000146"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.9935981769511509,0.9538235628599776,0.9140201044471999,0.9109774666282104,0.8993820737409504,0.8736946802875443,0.857042528205803,0.8530180136319314,0.851717581241353,0.8452703453848911,0.8345283381623608,0.827372056916912,0.8234742861686715,0.8116149333845578,0.8032970512449745,0.8010710746739349,0.7976878149454482,0.7953084655084183,0.7937090485811558,0.7906905402982293,0.7798214140992743,0.7749536191838017,0.7577272691333954,0.7559634077803311,0.7515531271814372],"twin_dists":[0.014719315259127615,0.03993574775075884,0.0550712887261697,0.05608326145432206,0.059812055267227195,0.0674908366429654,0.07214004327325922,0.07323230994694549,0.07358287413024686,0.07530453107053607,0.07811679498978463,0.07995476758081096,0.08094483135225083,0.08391324624137914,0.08595899833191446,0.0865017912290242,0.08732317956943034,0.08789830704071505,0.08828376686255636,0.08900877917680639,0.09159426954962174,0.09274022361097017,0.09674241699275322,0.0971479059717894,0.09815854594057331],"n_dims_used":44,"mean_confidence":0.916236704046076},"coverage":{"mean_confidence":0.916236704046076,"n_dims_used":44,"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}}