{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011664},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012137","490:4900011118","490:4900011920","490:4900011530","490:4900011796","490:4900011336","490:4900011729","490:4900011989","490:4900011792","490:4900011789","490:4900011119","490:4900011194","490:4900011266","490:4900011544","490:4900011196","490:4900011601","490:4900009969","490:4900011806","490:4900012209","490:4900011034","490:4900011799","490:4900011724","490:4900010949","490:4900011612","490:4900011595"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6904801340521259,0.6341851652034552,0.5490263820904803,0.5454398862715073,0.5426717020224238,0.4801767486641713,0.47548801087508297,0.4660141836231765,0.45117193610490963,0.43337259624574126,0.41899474338573744,0.4092297076946344,0.39843620201822894,0.3855837512604277,0.3855291681297217,0.37810932317828827,0.3716056584184707,0.35982763405307777,0.35104629504387336,0.34667465877419945,0.3434098230907736,0.336855279057731,0.32097141004604446,0.3174132987288594,0.3072234086144809],"twin_dists":[0.11177781534370416,0.12394875808673014,0.14222398305605816,0.14299914500757857,0.14359805042564214,0.15731451879584393,0.15836313773918145,0.1604924162969967,0.16385886633823044,0.1679511060984644,0.17130606402729054,0.17361247691306006,0.17619022899691505,0.17930177046132553,0.17931508780001892,0.18113388625553317,0.18274240739512426,0.18569146595946773,0.187922339826012,0.18904377277091752,0.1898861586529579,0.1915903471173365,0.1957965669630296,0.196754539436773,0.19953219681636894],"n_dims_used":45,"mean_confidence":0.9155651516384549},"coverage":{"mean_confidence":0.9155651516384549,"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}}