{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970003466},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000256","491:4910005850","480:4800005833","480:4800003943","470:4700005259","470:4700008420","466:4660002597","478:4780005738","480:4800004019","469:4690002589","478:4780005579","665:6650003177","480:4800005113","469:4690003568","469:4690001432","487:4870002229","469:4690003296","487:4870003500","498:4980002458","491:4910004916","485:4850005369","480:4800005026","665:6650000109","479:4790004115","491:4910004387"],"twin_admin_codes":[487,491,480,480,470,470,466,478,480,469,478,665,480,469,469,487,469,487,498,491,485,480,665,479,491],"twin_sims":[0.0011791527094898503,0.0005492666779967853,0.0002815341728589171,0.00020689168885875748,0.00015495780209178484,0.00014957143300926224,0.00009776620459156806,0.00009033238407527927,0.00008179319187315317,0.00007297942697589878,0.00006629767713326505,0.00005822353675202696,0.00005218428514340404,0.00004778649775305444,0.000042875070057196764,0.00002691119611239821,0.000021295147956216013,0.000021218979846063447,0.00001916331246382822,0.000018791953473922876,0.000018080154585017363,0.000016406857424492804,0.000015364825077934848,0.000013295001481557148,0.000013176821029329964],"twin_dists":[0.4769403960507837,0.5032339416458453,0.52515746548077,0.5349604116035431,0.5439976336589003,0.545093495678625,0.5580956699315458,0.5604807053698125,0.5634612241670509,0.5668640654244277,0.5697141147073641,0.5735461129587657,0.5767576440487314,0.5793266180715236,0.5824757101454701,0.5958102520782537,0.6024001346227665,0.60250045677421,0.6053464458362815,0.605891467781011,0.6069654853771108,0.6096583221273626,0.6114710923986038,0.6154494863198852,0.6156941467025515],"n_dims_used":45,"mean_confidence":0.8846709357367621},"coverage":{"mean_confidence":0.8846709357367621,"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}}