{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980000686},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980000623","500:5000009094","500:5000008982","468:4680001762","500:5000009311","498:4980002860","498:4980003366","498:4980001750","498:4980001543","500:5000010764","498:4980003880","498:4980000947","498:4980003879","500:5000010204","473:4730006375","498:4980001267","498:4980001326","498:4980000593","498:4980000485","498:4980001887","498:4980002939","500:5000005820","498:4980002643","500:5000010402","496:4960001466"],"twin_admin_codes":[498,500,500,468,500,498,498,498,498,500,498,498,498,500,473,498,498,498,498,498,498,500,498,500,496],"twin_sims":[0.11027884072848074,0.08534197026029051,0.08226021728921092,0.07286854600981221,0.06597704765608,0.060045229561414545,0.050250182734381976,0.04341576168723025,0.042297491246098294,0.04156815432321834,0.037889087786549897,0.037401364903275114,0.034951667709695024,0.03166119353936986,0.02822870030896256,0.027946172257733805,0.026741684316997485,0.026674209647870588,0.02624883488413627,0.02614736504236797,0.025656140402729257,0.02429150332733693,0.023475789887585807,0.023018715448911438,0.021457902247896135],"twin_dists":[0.272720541383296,0.2881392995260754,0.2902843067863665,0.2972451211723039,0.3028303424944347,0.3080329991155816,0.31763492841039515,0.32530553055405753,0.32665576561227966,0.3275526709280123,0.33229052574336543,0.33294753259001475,0.3363618388540921,0.3412840347295189,0.34690912740380203,0.3473978689764148,0.3495304295577548,0.34965232500053084,0.3504269592770869,0.3506133406191404,0.35152455231054974,0.35413744282297366,0.35576060125032505,0.35669160459732513,0.3599966311959424],"n_dims_used":45,"mean_confidence":0.9228013780381944},"coverage":{"mean_confidence":0.9228013780381944,"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}}