{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960011288},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880002402","490:4900005808","466:4660010245","493:4930003407","466:4660002784","490:4900009097","469:4690003637","479:4790001021","487:4870006731","496:4960011746","466:4660004873","474:4740004599","494:4940005333","496:4960004227","490:4900003363","469:4690001969","478:4780004043","487:4870000644","467:4670001015","493:4930004437","466:4660003249","486:4860001660","499:4990000141","476:4760004046","478:4780007370"],"twin_admin_codes":[488,490,466,493,466,490,469,479,487,496,466,474,494,496,490,469,478,487,467,493,466,486,499,476,478],"twin_sims":[0.005681895393957927,0.0013567539845370268,0.00023901722016586954,0.0002222739300642976,0.0001906691881259859,0.00007751700523409595,0.00007437054954741621,0.0000676112892792496,0.00006479480436493926,0.00005996080730089848,0.000042419609663403734,0.000041868519006516244,0.00003828488076140269,0.00003210883891448731,0.000020582961889940705,0.00001885486157882989,0.000018093928176487737,0.00001583796436414542,0.000015117340673045154,0.000013535663739248383,0.000013158046156067073,0.000010265053747558668,0.00000998836363668721,0.000009590519153307149,0.000009429476132430138],"twin_dists":[0.41764171676381723,0.4719525292475981,0.5303898186592539,0.5326944237142378,0.5375288556359806,0.5650663641548667,0.5663019281538738,0.5691329306224402,0.5703925768927646,0.5726807946829755,0.5827848944377457,0.5831632422922394,0.5857456147391606,0.5907898698009942,0.6033518300417618,0.6057984223685592,0.6069443226830394,0.6106338946613182,0.6119188617185697,0.6149576200444089,0.615733207836086,0.6224976513523393,0.6232376045864289,0.6243366774596583,0.6247940200891932],"n_dims_used":45,"mean_confidence":0.9074657016330295},"coverage":{"mean_confidence":0.9074657016330295,"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}}