{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002010},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001659","498:4980002580","484:4840005721","498:4980004621","470:4700001330","500:5000008567","468:4680003999","484:4840005450","500:5000005389","473:4730006941","484:4840002530","498:4980001751","475:4750011772","478:4780003483","479:4790003933","489:4890004810","489:4890004334","469:4690000232","500:5000006158","484:4840006345","470:4700008652","484:4840001544","478:4780002684","496:4960002112","496:4960001707"],"twin_admin_codes":[498,498,484,498,470,500,468,484,500,473,484,498,475,478,479,489,489,469,500,484,470,484,478,496,496],"twin_sims":[0.151146018779586,0.11715099772022813,0.09055671676795152,0.07427190667703004,0.07309165413684375,0.07147375131533196,0.07047751060742956,0.07032639179209436,0.06352543865957436,0.056975706717484295,0.05650767037970444,0.054577709165270584,0.05439330736168917,0.050717252102807815,0.04711650475453589,0.0460707195292887,0.04501302924379713,0.043246458912253684,0.04320478752992732,0.042469287854186265,0.03906770256300016,0.03756376855965531,0.03630904115626025,0.036155950844422274,0.03487886532069118],"twin_dists":[0.25247205478107343,0.2689557081109681,0.28464617899342526,0.2961606793009509,0.29707159259026267,0.29833981877653076,0.29913236053200715,0.29925337309756794,0.30493217816393275,0.31089306374861725,0.3113402662219195,0.3132172935442082,0.3133994985194232,0.31714324125620447,0.3210360681741686,0.3222132206704045,0.32342676154107575,0.32550805893310386,0.32555801052147776,0.3264463948369613,0.33073191253643613,0.3327279578989846,0.33444576851467217,0.3346587950954964,0.33646638400993606],"n_dims_used":45,"mean_confidence":0.9304681566026476},"coverage":{"mean_confidence":0.9304681566026476,"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}}