{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001017},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003308","490:4900001018","490:4900000672","490:4900000926","494:4940007902","490:4900001440","490:4900003740","490:4900000790","490:4900000584","490:4900002747","494:4940008209","490:4900001154","490:4900000775","496:4960008864","487:4870003820","496:4960007784","490:4900004141","490:4900002929","490:4900001591","494:4940007801","490:4900007241","490:4900000590","490:4900001551","490:4900001152","466:4660007632"],"twin_admin_codes":[490,490,490,490,494,490,490,490,490,490,494,490,490,496,487,496,490,490,490,494,490,490,490,490,466],"twin_sims":[0.5036133576473661,0.4752804937070493,0.3966756835255692,0.38190482735662484,0.37881433066283837,0.3780377215629656,0.343414297956251,0.3394997447596253,0.3382256256447711,0.3339451224399727,0.33255194089653406,0.3279780320206748,0.32441998079366385,0.32136174930665995,0.3163399455881502,0.3136210161642454,0.31223434584657395,0.3084116970028476,0.30695330429110906,0.29642596036385505,0.2927846947131935,0.2903429812474256,0.2897579227571512,0.28838999962737927,0.2854186191392314],"twin_dists":[0.15211917145211967,0.15840962555081298,0.17661366459843683,0.18020138649055156,0.1809603349576577,0.18115152117190264,0.18988500115522838,0.19090066036197073,0.19123259276600532,0.19235271857492042,0.1927189673677236,0.1939273257332842,0.19487374615525865,0.1956918370537802,0.19704471153418884,0.19778225542482863,0.1981598067470516,0.19920559446991584,0.19960653672561288,0.2025340727997997,0.20356082926759392,0.20425358271637484,0.2044200875771916,0.2048101763705514,0.2056613530689668],"n_dims_used":45,"mean_confidence":0.9141945732964409},"coverage":{"mean_confidence":0.9141945732964409,"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}}