{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000458},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000540","466:4660012290","494:4940006139","494:4940006671","466:4660008981","490:4900003008","487:4870002239","490:4900000997","494:4940006769","487:4870008620","494:4940007531","494:4940008057","490:4900012773","466:4660010667","490:4900000873","466:4660010660","494:4940004942","494:4940005564","466:4660012440","487:4870000230","487:4870000744","487:4870004516","494:4940006458","466:4660009497","466:4660013079"],"twin_admin_codes":[490,466,494,494,466,490,487,490,494,487,494,494,490,466,490,466,494,494,466,487,487,487,494,466,466],"twin_sims":[0.15684165403194752,0.012302456563880232,0.010604831989239694,0.009083586498677606,0.007500363729463052,0.005725093980590857,0.0051030483280207475,0.004442858829570815,0.004060517738875863,0.003877938244711587,0.002433958252731661,0.0023168927381324645,0.002197603228426544,0.00216666314817681,0.0017468243812604868,0.0013739528910120037,0.0012690032440471279,0.001235368457760195,0.0011999078651769527,0.0011456604501224226,0.0011405556335830846,0.0011059039493341877,0.0010668364843546563,0.0009836156728034351,0.0009534258253368764],"twin_dists":[0.24998855564625666,0.38518050622293065,0.391628996917852,0.3982421171554047,0.4062727958445704,0.4173357082379096,0.421958879679846,0.4274610055182465,0.4309972395509797,0.4327940052088404,0.45058161448640066,0.4524230782056937,0.4543895341576672,0.4549155702175342,0.4628328697775549,0.4715021087421336,0.4743361766041465,0.4752904455722655,0.47632291118063913,0.47795837029431537,0.47811594250146866,0.47920314677595177,0.4804674164047962,0.4833102521509878,0.4843969801560968],"n_dims_used":45,"mean_confidence":0.911818101671007},"coverage":{"mean_confidence":0.911818101671007,"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}}