{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001093},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000920","487:4870000825","487:4870001377","487:4870001564","487:4870000914","490:4900000769","487:4870000912","490:4900013136","487:4870003389","490:4900003839","494:4940005596","490:4900013104","490:4900001008","494:4940008111","494:4940008671","490:4900006746","490:4900012820","490:4900012682","494:4940004354","494:4940007906","490:4900000387","494:4940008305","490:4900001040","490:4900004291","487:4870000998"],"twin_admin_codes":[487,487,487,487,487,490,487,490,487,490,494,490,490,494,494,490,490,490,494,494,490,494,490,490,487],"twin_sims":[0.24269429329800435,0.2149714575223673,0.2032386082754588,0.1686513783372715,0.1502447387895946,0.14699387690884902,0.1463729407973188,0.14501502250196693,0.1418947710613471,0.13654838654124962,0.13041568805964596,0.1154240284457955,0.11218926255296584,0.10822591450810463,0.10714067252288668,0.10564831318232934,0.10539759218904007,0.10522938105237742,0.10453026258119749,0.10102203465896437,0.09757526540900234,0.09637111628354401,0.09625582441035516,0.08973250459992267,0.08964586204634298],"twin_dists":[0.21855624166827514,0.2277252025294704,0.23184502767788487,0.24504129215091427,0.25287131147669173,0.2543262382700294,0.254606835632677,0.25522355436490535,0.2566570630898457,0.2591688428390822,0.262142464699457,0.269885480003188,0.2716562015520678,0.27388028669717385,0.2745002665483678,0.2753608362847124,0.27550634022736736,0.2756041111891382,0.27601177425597484,0.27809015763021483,0.28018783963548954,0.28093438188139996,0.28100624382728506,0.28518747132665057,0.28524460142344515],"n_dims_used":43,"mean_confidence":0.9056808116824128},"coverage":{"mean_confidence":0.9056808116824128,"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}}