{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730005404},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["469:4690002851","473:4730005542","469:4690002537","484:4840003500","469:4690002645","478:4780000647","484:4840003795","469:4690001752","500:5000006627","469:4690001748","487:4870002788","484:4840000978","473:4730005649","484:4840003804","484:4840003463","500:5000007403","500:5000006757","484:4840006015","500:5000004958","484:4840008486","481:4810004997","484:4840001267","466:4660011751","500:5000006495","500:5000004062"],"twin_admin_codes":[469,473,469,484,469,478,484,469,500,469,487,484,473,484,484,500,500,484,500,484,481,484,466,500,500],"twin_sims":[0.0058085777171538915,0.004412503373905098,0.0036583742655594974,0.0033152840151595016,0.002494164114139507,0.002067720590620634,0.0012806363990350157,0.001160395096864714,0.0008320722182222017,0.0007896558196617559,0.0007783082166904774,0.0006477201410786689,0.0005549665520827756,0.0005382753870846648,0.00048101738181610454,0.00045922409714547053,0.0004206649334142579,0.0004009023727581286,0.00038257251005727617,0.00036477992598402755,0.00033926914591504953,0.00030769507671912967,0.0002718185697038925,0.0002597178220576488,0.00021225481577731388],"twin_dists":[0.4167501922176767,0.4277314486468818,0.4350596212766696,0.43886093929717007,0.4496659747837834,0.4566453625096338,0.47401156667990324,0.4775071708779866,0.4891146756941417,0.49091571407433987,0.4914127943758488,0.4976769962507796,0.5028877907495781,0.5039110109562669,0.5076616503333468,0.509199829639652,0.5120967313484501,0.5136792142510535,0.5152136577984593,0.5167704488235988,0.5191314707939934,0.5222957456886201,0.5262842342993606,0.5277417411826595,0.5341528793386618],"n_dims_used":45,"mean_confidence":0.9184177822536892},"coverage":{"mean_confidence":0.9184177822536892,"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}}