{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960009274},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960007781","496:4960008475","494:4940008731","490:4900000480","496:4960008034","496:4960007912","490:4900004595","490:4900000802","496:4960006774","494:4940008536","490:4900000776","490:4900000895","496:4960005117","494:4940008339","494:4940008414","490:4900001593","496:4960008147","496:4960009068","490:4900001023","494:4940008327","496:4960009273","490:4900000577","494:4940008445","494:4940008334","496:4960007546"],"twin_admin_codes":[496,496,494,490,496,496,490,490,496,494,490,490,496,494,494,490,496,496,490,494,496,490,494,494,496],"twin_sims":[0.5947536353357337,0.5637774132959577,0.5544779601025652,0.479219086089041,0.4711741952607661,0.41992012776351545,0.4055495034039386,0.3522514113689927,0.3409320099558492,0.339563109712451,0.32856873934447023,0.3175297614255168,0.30575760163041504,0.301642611145984,0.2886631814032967,0.28393409786825685,0.27817924624293305,0.27410004611182215,0.27238821879629,0.25630876131031066,0.2558409012425193,0.2555252082280356,0.24792960273016823,0.247309515550128,0.24680662051552443],"twin_dists":[0.13239657967830037,0.13904406071687042,0.14104730720407316,0.15752842754445523,0.15933089884959956,0.17108870133044873,0.17448794048701083,0.1876144854390531,0.19052832567518208,0.19088417007712322,0.1937707513033117,0.1967230880568043,0.19993608019540215,0.20107593841336127,0.2047321853200355,0.20608860116445665,0.20775774578603654,0.2089536501678825,0.20945875748627502,0.21430254306730612,0.21444629838983617,0.21454339272960551,0.21690287017937002,0.21709752071395672,0.21725561391185824],"n_dims_used":45,"mean_confidence":0.9172719319661459},"coverage":{"mean_confidence":0.9172719319661459,"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}}