{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007435},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006218","490:4900005715","490:4900007693","490:4900006340","490:4900006343","490:4900005328","490:4900006224","490:4900006947","490:4900007559","490:4900007453","490:4900006221","490:4900007330","490:4900005456","490:4900006342","490:4900007313","490:4900006948","490:4900005025","490:4900005326","490:4900007190","490:4900006341","490:4900005329","490:4900006344","490:4900008467","490:4900007315","490:4900005848"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.0010871387418113995,0.00048573130288244237,0.0003920090733783971,0.0003137451320665279,0.00020356445692694666,0.00014282879111180636,0.00006051884414617893,0.00005673353117178465,0.00005285779935518537,0.00005190845564223262,0.000036519884707214606,0.00003343230595429051,0.00003250018660947363,0.000026591540278542926,0.000022276621020000146,0.00001880947610065764,0.000011174605603181333,0.000011132551290166988,0.00000940834923566596,0.00000897034435212839,0.000008263454860575009,0.000008253765894767582,0.000006958686834280574,0.000005992046797956824,0.0000036397337692626836],"twin_dists":[0.4798051546922655,0.5073375241220971,0.5144153045215223,0.5216665342694359,0.5354713570336804,0.5465190001201187,0.5724078838085365,0.5743080121681885,0.5763824853835025,0.5769126139205547,0.5871031800816976,0.5896355469928758,0.5904438931961048,0.5961484401507464,0.6011371595089304,0.6058655207879954,0.6201929481664545,0.6202954854481445,0.6248545715890678,0.6261401505742041,0.6283474210488753,0.6283789135727769,0.632943810861759,0.6369169195977321,0.6499851555229608],"n_dims_used":45,"mean_confidence":0.8950965033637153},"coverage":{"mean_confidence":0.8950965033637153,"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}}