{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003597},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003637","491:4910003549","491:4910003865","491:4910002270","491:4910003545","491:4910003760","491:4910003592","491:4910003645","491:4910003967","492:4920004941","491:4910003862","491:4910003596","491:4910003688","491:4910003636","491:4910003704","491:4910004052","492:4920004882","491:4910000923","492:4920004009","491:4910000851","491:4910004665","491:4910004101","491:4910001532","487:4870000482","491:4910002172"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,492,491,491,491,491,491,491,492,491,492,491,491,491,491,487,491],"twin_sims":[0.6015649205345055,0.4455628659110422,0.3420879737997411,0.30666999265642364,0.30342069137017813,0.2914707747763368,0.2499379445143952,0.24829485527784553,0.20401573414846455,0.18596693186993882,0.17720643328080882,0.17082137332327996,0.16430224859907153,0.1467971426119563,0.14676005736355888,0.14190715032635687,0.13677614669586077,0.1318951744755197,0.13128822318747427,0.12715540986494148,0.118375015663079,0.11734611830811253,0.11481768679123311,0.11256927846380342,0.11217598240828214],"twin_dists":[0.1309378089992182,0.1651416211610263,0.19022842922749425,0.19968455218436199,0.20058230700452825,0.20393318093426305,0.21627456879654924,0.21678836049723668,0.2315672058523062,0.23821872922808923,0.24161122579531175,0.24415967485493154,0.24683312199709326,0.2544150463186553,0.2544317968680927,0.25665132973466015,0.2590603540053254,0.26141561916637185,0.2617130563600596,0.2637664342795183,0.2683030631607098,0.2688513209948473,0.27021445883339895,0.2714461567275879,0.27166355175639156],"n_dims_used":44,"mean_confidence":0.8948854099620472},"coverage":{"mean_confidence":0.8948854099620472,"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}}