{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000725},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000782","491:4910001525","497:4970003515","491:4910000785","492:4920007064","487:4870008424","492:4920006494","492:4920007015","492:4920007089","491:4910000660","492:4920006284","492:4920006256","492:4920006544","492:4920005248","491:4910003942","492:4920004361","487:4870000368","491:4910001927","492:4920005591","491:4910002083","491:4910000716","665:6650002267","487:4870000364","492:4920006826","491:4910000721"],"twin_admin_codes":[491,491,497,491,492,487,492,492,492,491,492,492,492,492,491,492,487,491,492,491,491,665,487,492,491],"twin_sims":[0.18548872784798268,0.17103451398736336,0.13711474431419982,0.1264825247181867,0.11698694411257775,0.11631552816613293,0.1003271790520226,0.08437973891465815,0.08201154973303929,0.06938683385138827,0.06545328016466205,0.06121156424625179,0.05619261691713714,0.046248760095025175,0.044724284731065544,0.04199864525724715,0.03953006938251164,0.038924432464504985,0.037123966189541335,0.036850985071283135,0.03664325151240686,0.03286657642494763,0.03111259238175809,0.03076297305329339,0.030022921321661206],"twin_dists":[0.2384009685878911,0.2440735152514825,0.25889931975109925,0.26410551792946685,0.2690435779931566,0.269404187867034,0.2785084807775738,0.28880231333873363,0.2904601716677589,0.3000105235121666,0.3032739568243182,0.3069777488201127,0.31164302145074074,0.3220112461316376,0.32376220455510407,0.327021685285897,0.3301313233252027,0.33091923240911625,0.33332446081552347,0.33369772583847024,0.3339833488225509,0.33943233579971793,0.3421468196708267,0.3427034833771676,0.3438999000909399],"n_dims_used":44,"mean_confidence":0.8963235508311879},"coverage":{"mean_confidence":0.8963235508311879,"n_dims_used":44,"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}}