{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005926},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["478:4780003284","469:4690003206","466:4660011989","466:4660011988","494:4940000890","484:4840003571","469:4690003300","496:4960008049","468:4680006433","466:4660012147","487:4870003433","494:4940008115","490:4900005796","470:4700007546","469:4690003302","488:4880003081","496:4960011259","485:4850004865","469:4690003108","499:4990001307","467:4670001921","500:5000009766","469:4690003007","479:4790001794","472:4720006623"],"twin_admin_codes":[478,469,466,466,494,484,469,496,468,466,487,494,490,470,469,488,496,485,469,499,467,500,469,479,472],"twin_sims":[0.0023464836132009955,0.0016531867597973518,0.0012308742375595145,0.0009570173400894306,0.0007692879164416644,0.00039851215383400354,0.00035658585751904007,0.00032923714490213436,0.00021681752581724517,0.0002103782855714588,0.00020289316292806245,0.00016923799084010837,0.0001512904146978118,0.0001221535127227795,0.00011005981937126226,0.00009685444615466229,0.00009476942801161819,0.00009355022203403468,0.00007893023595453398,0.00006097807085541711,0.00006027085205945521,0.00005878477289678668,0.000058227137414992454,0.000048912155206644095,0.00004526467794811084],"twin_dists":[0.4519496835167105,0.4648363930256263,0.475419769396786,0.4842660381445967,0.4918127601245692,0.5138755365590213,0.5175114714691724,0.5201058043073342,0.5334808408877486,0.5344332245008951,0.5355753962673219,0.541257425525994,0.5447397782345791,0.5513239141895069,0.5545043374262577,0.5583787784538241,0.5590357865443708,0.5594263340928095,0.56452680060742,0.572185081047641,0.5725288697005811,0.5732639185151123,0.5735442943030138,0.5786483303351538,0.580903003031592],"n_dims_used":45,"mean_confidence":0.8983735826280382},"coverage":{"mean_confidence":0.8983735826280382,"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}}