{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000146},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000391","487:4870000064","487:4870001061","487:4870000882","487:4870000797","487:4870001259","487:4870000637","487:4870000181","487:4870000714","487:4870001529","487:4870001163","487:4870000086","487:4870000386","487:4870000144","487:4870001643","487:4870001079","487:4870000445","487:4870000713","487:4870000569","487:4870001065","487:4870000715","487:4870000317","487:4870001160","487:4870001352","487:4870000980"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.7073795635106889,0.5275445242361642,0.4725027566162667,0.4703356269060778,0.3928904739437531,0.35150612369934486,0.34519566291160175,0.34192859465118575,0.31049659705950755,0.2964659967116338,0.29587101774760655,0.29068862532135326,0.27737590838805765,0.27278947391544495,0.2700137447625655,0.2683822013082424,0.266187172759639,0.25713367205739607,0.2472102905643649,0.2444585968846357,0.23903152480541842,0.23460707757872645,0.2271547609901146,0.2269818445925305,0.22324593657663316],"twin_dists":[0.10806741949447872,0.1468813286087464,0.15903253716202587,0.15951936555172797,0.17752701327118794,0.18780480881618863,0.18942485677085136,0.190269745391692,0.1986343001138351,0.20252282492311713,0.20269007152781107,0.20415530797605863,0.20799240986565304,0.20934018479024918,0.21016263810272753,0.21064850649135589,0.21130507726023723,0.214049483690127,0.2171286973320005,0.21799650870051673,0.21972674051913363,0.22115632172621508,0.22360477521626307,0.22366221205517423,0.22491031057845853],"n_dims_used":43,"mean_confidence":0.9061341396597928},"coverage":{"mean_confidence":0.9061341396597928,"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}}