{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001320},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001455","487:4870006277","490:4900004045","487:4870004843","490:4900001457","490:4900001159","487:4870006576","490:4900005794","490:4900000510","487:4870005721","490:4900000486","494:4940006691","490:4900002038","490:4900001440","487:4870005855","466:4660011351","494:4940008231","487:4870003828","490:4900000910","494:4940008130","487:4870005281","490:4900003901","490:4900001190","490:4900000579","490:4900004325"],"twin_admin_codes":[490,487,490,487,490,490,487,490,490,487,490,494,490,490,487,466,494,487,490,494,487,490,490,490,490],"twin_sims":[0.544185427714281,0.475697956262614,0.47469268810200804,0.4253636464989419,0.3876114228346402,0.36593680653518623,0.3611624296784622,0.3424541849407117,0.33311836579883874,0.33077770305081744,0.309863947294448,0.2944285503357065,0.2929668767853538,0.29229879472098913,0.2913179920307181,0.28979049817102925,0.2728883280755663,0.2701619774139951,0.26972547601447644,0.2692341659772538,0.26507377184951075,0.2593953956165358,0.25829465790627615,0.25516721180092466,0.25096490485744305],"twin_dists":[0.14327048370446618,0.15831611271955504,0.15854134139989637,0.16981414142035767,0.1788076858039109,0.18415585158347222,0.1853548260673801,0.1901335345189217,0.19256996114267697,0.19318660569824736,0.1988074226318668,0.20309636941286813,0.20350927903134855,0.20369841261897376,0.20397654268151513,0.20441081150355733,0.20931098941657703,0.21011858499788796,0.2102483512119775,0.21039456677914153,0.21163940209661702,0.21335826922381218,0.21369419330034262,0.21465358988276675,0.2159545360226796],"n_dims_used":45,"mean_confidence":0.9119733174641927},"coverage":{"mean_confidence":0.9119733174641927,"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}}