{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006208},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005837","490:4900006084","490:4900007550","490:4900005057","490:4900004774","490:4900004780","490:4900004918","490:4900005173","490:4900004778","490:4900004777","490:4900004637","490:4900007311","490:4900007433","490:4900007552","490:4900004920","490:4900005831","490:4900004919","490:4900004636","490:4900005060","490:4900005443","490:4900005580","490:4900003385","490:4900004638","490:4900004779","490:4900007667"],"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":[0.7405105322763127,0.6816901456364949,0.4921746672946353,0.438968566958802,0.2673632303749948,0.2312422625527613,0.19880020907806167,0.17027405684913519,0.1676086370440238,0.14596663081951042,0.1357227607396887,0.13548388733609654,0.13390992382723194,0.10755060886785625,0.08448399664421133,0.07803496215879169,0.07663933528121104,0.06469430113067948,0.06399143692766854,0.06255512718343785,0.059503872530289006,0.05777411149275065,0.05464493900022105,0.05377351381749398,0.05297108262519499],"twin_dists":[0.10066997387855489,0.11369471893962953,0.154645736672679,0.1666576089980636,0.210952881852678,0.22225538776601939,0.23344590889417394,0.2443812748281453,0.24546783564862878,0.25479092165592926,0.25956325248721246,0.25967769999093393,0.26043561707528434,0.2742655070292718,0.2887301854563992,0.2933322939709832,0.2943681862522418,0.3039219604589342,0.3045276197918777,0.30578241707681925,0.30852853109992584,0.3101371485403689,0.3131509914384935,0.3140156824886613,0.3148222468679037],"n_dims_used":44,"mean_confidence":0.9100014079700817},"coverage":{"mean_confidence":0.9100014079700817,"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}}