{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000863},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950001505","495:4950001623","495:4950001431","480:4800001104","480:4800000909","480:4800001167","480:4800000864","480:4800001166","480:4800001105","495:4950001225","480:4800001068","497:4970001071","480:4800001109","480:4800001066","480:4800001055","480:4800001125","495:4950001501","495:4950001432","495:4950001162","491:4910001445","495:4950001685","495:4950001444","480:4800000949","480:4800001110","495:4950001276"],"twin_admin_codes":[495,495,495,480,480,480,480,480,480,495,480,497,480,480,480,480,495,495,495,491,495,495,480,480,495],"twin_sims":[0.010357273438546965,0.006181323119126493,0.0026865863193364357,0.00179324017386567,0.0014726529480822155,0.0008511918452028457,0.00042207912095901793,0.0003505538156550122,0.0002660953611666828,0.0002538918430467544,0.0002368544892490601,0.00023130912646651778,0.00020609559676590945,0.00019796497937095507,0.00016313675112277702,0.0001493622760006581,0.00013618698854533077,0.00013444195409263008,0.00012557580655307073,0.00009853574810446067,0.00008061911551556373,0.0000733991834135811,0.00007062758971292664,0.00007016520627480802,0.00006788798515397067],"twin_dists":[0.3926450188423685,0.4142252224445638,0.4468695540196352,0.46187615591893066,0.46901379156372264,0.48833059443051835,0.51198617484754,0.5180672403772886,0.5269658182593431,0.5284663648972785,0.5306788066546876,0.5314312793879507,0.5350819557020514,0.5363492546170247,0.5424004469117852,0.5451367955933678,0.5479866718007962,0.5483834851393038,0.5504779115640507,0.5578586569957933,0.563893869400997,0.5666933844616231,0.5678379249234091,0.5680330001401994,0.5690118773650414],"n_dims_used":43,"mean_confidence":0.9023627347724382},"coverage":{"mean_confidence":0.9023627347724382,"n_dims_used":43,"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}}