{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004913},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007556","490:4900004624","490:4900004623","490:4900006099","490:4900006096","490:4900004766","490:4900006338","490:4900006098","490:4900006461","490:4900006585","490:4900005320","490:4900006567","490:4900004898","490:4900004773","490:4900006584","490:4900007052","490:4900006580","490:4900004768","490:4900007066","490:4900005582","490:4900005185","490:4900007067","490:4900007419","490:4900005309","490:4900004485"],"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":[0.20596704778909497,0.16978803193801217,0.15606891677976337,0.1343749687149356,0.09186863836942111,0.08727219872859682,0.03977731061010616,0.03622130578601976,0.02974568946708666,0.025550178004956903,0.025389191671602203,0.020985382277629198,0.017408966818809393,0.017018404520297348,0.013100792392073688,0.012964136796367707,0.012908965580385484,0.012793046849135953,0.008860640782916622,0.007921752508182311,0.006709031666465346,0.0066748198549066145,0.006514668117380704,0.005756741321668476,0.004619320516447865],"twin_dists":[0.2308727941469645,0.2445784876599027,0.2503215837437726,0.260210989156404,0.2837925794558104,0.28682705239580997,0.3298126033062075,0.33456775956034435,0.3443546071565642,0.3517230832728187,0.3520260721495519,0.3610384217894395,0.3696644008833332,0.37069827640365316,0.38241729967382604,0.38287952381317236,0.383067357610549,0.3834643361245838,0.3992932423706449,0.403997042871738,0.4108757792199397,0.4110856017780849,0.4120808812998355,0.4171128466958773,0.4259213033494794],"n_dims_used":45,"mean_confidence":0.9172939724392362},"coverage":{"mean_confidence":0.9172939724392362,"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}}