{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001159},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001033","489:4890001097","489:4890001220","489:4890001158","489:4890001422","489:4890000974","489:4890001221","489:4890000915","489:4890000916","500:5000005259","489:4890000857","478:4780000871","500:5000005258","498:4980003437","500:5000008084","478:4780001185","478:4780000619","478:4780000267","473:4730005802","500:5000007246","478:4780001451","478:4780000664","473:4730006366","500:5000007828","498:4980002612"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,500,489,478,500,498,500,478,478,478,473,500,478,478,473,500,498],"twin_sims":[0.8697895463375445,0.8316227307000549,0.8034504627241879,0.7974157913898569,0.5448710482529414,0.5026169456191423,0.45626017645003547,0.4033228029110642,0.3764431307716116,0.33874746915589726,0.3266482304020564,0.31768411751816783,0.3134488345374826,0.3086772216466538,0.28335628998823414,0.28182049525783226,0.2711179244278068,0.2688320546146518,0.2678273757792368,0.26647074774165075,0.2657744675975763,0.2657667195320191,0.2637820627361458,0.2625525993928026,0.2593520311241138],"twin_dists":[0.06860127224766832,0.07886630560375728,0.08592151905068636,0.08738903658276055,0.14312217068270258,0.15233861474405347,0.1627003457159802,0.17501935617655037,0.18154467848146585,0.19109656134570294,0.19428037683058477,0.1966814133872381,0.19782908388198742,0.1991327137383927,0.20625525923005747,0.20669923106314889,0.20983484607192404,0.2105143594493552,0.21081414854613525,0.21122006634526239,0.21142889994023642,0.21143122571317913,0.21202836711500728,0.21239969536895062,0.21337148622928181],"n_dims_used":45,"mean_confidence":0.9155576917860243},"coverage":{"mean_confidence":0.9155576917860243,"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}}