{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001874},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001873","491:4910001764","491:4910001763","478:4780005248","475:4750000024","480:4800002322","484:4840008626","475:4750000023","475:4750000086","480:4800002276","466:4660010131","475:4750000009","489:4890005323","475:4750000011","495:4950004053","475:4750000040","475:4750000019","475:4750000153","475:4750000130","475:4750000010","473:4730005109","475:4750000021","475:4750000020","475:4750000018","475:4750000622"],"twin_admin_codes":[491,491,491,478,475,480,484,475,475,480,466,475,489,475,495,475,475,475,475,475,473,475,475,475,475],"twin_sims":[0.15527645923660457,0.003124289191095205,0.0021814114635112596,0.0006090223095977733,0.000046283844810678516,0.000023456958598147116,0.00002016598360495775,0.000012143371890042353,0.000010970629644037943,0.000010415208753668163,0.000009968564523963754,0.000003569982732754865,4.260771499557395e-7,2.756995785765738e-7,7.53891711879151e-8,6.933462812008964e-8,6.017379163426197e-8,4.913756775336596e-8,3.6949735726839516e-8,2.943121039897558e-8,2.3817048030684245e-8,2.2853874941933338e-8,1.562442867783179e-8,1.762725307024786e-9,1.3620287710558464e-9],"twin_dists":[0.25066436467948344,0.44113561047175315,0.45466396821469063,0.4997605256951558,0.5802561168981007,0.5996867325674994,0.6039237213568438,0.6179276627530867,0.6206937737597737,0.6221040390190129,0.6232913025116849,0.6504870964649992,0.7034509962728442,0.7138125376519728,0.7438215237374554,0.7457175779465723,0.7489160015538611,0.7534655137552057,0.7598203036287313,0.7648540040245468,0.7695074707075107,0.7704118057215911,0.7786932498098975,0.8246038902024411,0.8298622119812911],"n_dims_used":44,"mean_confidence":0.87427772175182},"coverage":{"mean_confidence":0.87427772175182,"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}}