{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000632},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000577","477:4770000475","477:4770001519","477:4770000581","477:4770000485","477:4770001281","477:4770001404","477:4770000739","477:4770000524","489:4890003913","477:4770000529","477:4770000795","477:4770000866","477:4770001624","477:4770000733","477:4770000527","477:4770001042","489:4890004040","477:4770000364","477:4770000692","477:4770000416","477:4770001221","477:4770000579","477:4770000646","489:4890003839"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,489,477,477,477,477,477,477,477,489,477,477,477,477,477,477,489],"twin_sims":[0.8301086475681503,0.816427266164442,0.7493086787383473,0.6975942617717205,0.6597648347624745,0.6298108352972034,0.5945261704514353,0.5790880377963187,0.5717660245476518,0.5432117593853468,0.5258520791747954,0.5253189257360971,0.5092034962138975,0.5079920986006737,0.5039004881828711,0.4755326444129784,0.465752473013514,0.45965257855601743,0.4593271516545772,0.45716648077861144,0.4493873742823514,0.4486753442161097,0.43898439426015284,0.4294458003420715,0.42603515331422903],"twin_dists":[0.07925508753443186,0.08271637693333095,0.09867115502989593,0.11022015993613327,0.1184455065612733,0.12488710252291767,0.1324453046208374,0.13575466016371762,0.13732658553467741,0.14348116438641648,0.14724987284755237,0.14736602583466113,0.1508901832588321,0.15115620460414933,0.15205595758602775,0.15835313984207977,0.16055144421834633,0.1619305543587843,0.16200431038794116,0.1624944892279,0.16426632912382477,0.1644290734324605,0.16665395983794984,0.1688627802185223,0.16965738627323262],"n_dims_used":45,"mean_confidence":0.9208114624023438},"coverage":{"mean_confidence":0.9208114624023438,"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}}