{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001548},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001169","487:4870001449","487:4870001448","487:4870000134","466:4660012967","487:4870000435","487:4870001162","487:4870000642","487:4870000714","487:4870002268","487:4870001074","487:4870000213","487:4870001353","487:4870001354","487:4870003925","487:4870001166","487:4870000212","487:4870000140","487:4870001183","487:4870003515","496:4960009475","487:4870001069","487:4870001642","487:4870007747","490:4900000700"],"twin_admin_codes":[487,487,487,487,466,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,496,487,487,487,490],"twin_sims":[0.20305156133344462,0.09383469403693631,0.08090844457440736,0.07897622664888641,0.07394702587327429,0.06817700721898974,0.06075504719675912,0.04303123214742516,0.04251629660237151,0.04150448945404454,0.039110194642454674,0.03889591027863729,0.03888898698492227,0.03799160987822295,0.03741836862361625,0.03676551277654046,0.03572876463542631,0.03163650524837167,0.031199251935489256,0.03104577749686242,0.029004827655962417,0.02851300777912742,0.028186536569734126,0.028170125465146096,0.02797368878762592],"twin_dists":[0.23191200557424313,0.2825312306433959,0.29124550412764205,0.29264202973399683,0.2964102470196822,0.3009978418668896,0.3073888021707963,0.3257664885252649,0.3263892289029147,0.3276315907561684,0.33067646758169955,0.3309565936119718,0.3309656659280551,0.3321533315280743,0.3329245052003689,0.3338150799981374,0.33525730734704784,0.34132258614385275,0.3420096688674511,0.3422527869315189,0.34558783510725655,0.3464215351736415,0.3469817980896798,0.34701010847896263,0.34735008216814106],"n_dims_used":43,"mean_confidence":0.9075842569040697},"coverage":{"mean_confidence":0.9075842569040697,"n_dims_used":43,"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}}