{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002933},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980002931","498:4980002994","498:4980002930","498:4980002929","498:4980003117","498:4980002723","498:4980002865","498:4980002991","498:4980003293","498:4980002516","498:4980002866","498:4980002920","498:4980002446","498:4980002926","498:4980001926","498:4980002925","498:4980002934","498:4980002791","498:4980002283","498:4980002862","498:4980002013","498:4980001738","484:4840000335","498:4980002790","498:4980002659"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,484,498,498],"twin_sims":[0.9150716606064089,0.8517745211864678,0.8341940402026378,0.8316694531283968,0.8005933601037214,0.7934595638913708,0.7913711043682742,0.7905504994030662,0.7771877672587885,0.7738460367476272,0.7724280383547135,0.7694203623381424,0.7169853523957467,0.7070702563365694,0.7069639961701312,0.6712717862915754,0.669081371707649,0.6625019440399315,0.6600100625214734,0.6536899765951304,0.6518683558004317,0.6421795294249656,0.6353831827085061,0.6310355352192721,0.6277426440558633],"twin_dists":[0.05471798779241599,0.07356754833249048,0.07820326044354824,0.07885428915503516,0.08661803183148813,0.08834381091655848,0.08884559096449393,0.08904233900894684,0.09221514816612059,0.09299998980664383,0.0933320444396266,0.09403447858567593,0.10594126588463218,0.10813566094689901,0.10815910173683445,0.11595707099686414,0.11643153178491004,0.11785446545898103,0.118392573632723,0.11975555722247432,0.12014796087670414,0.12223216199133324,0.12369166324937542,0.12462444812170366,0.12533056240757773],"n_dims_used":45,"mean_confidence":0.9373519897460938},"coverage":{"mean_confidence":0.9373519897460938,"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}}