{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000646},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000532","480:4800000676","480:4800000537","480:4800000680","480:4800000751","480:4800000536","480:4800000542","480:4800000528","480:4800000640","480:4800000654","480:4800000447","480:4800000397","480:4800000652","480:4800000412","480:4800000465","480:4800000512","480:4800000651","480:4800000611","480:4800000508","480:4800000395","480:4800000723","480:4800000546","480:4800000468","480:4800000677","480:4800000439"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.821544891100633,0.7658927335945612,0.6947710325436819,0.6615331094044344,0.6595133073182398,0.6470568673598623,0.6347896219041713,0.6201064629717011,0.614833667756175,0.6054600173030338,0.5872609443310565,0.5859231124318987,0.5793023672279594,0.5558385423895371,0.5524296483384271,0.5429989099531585,0.5418329291167698,0.5369348751681109,0.5322687136541692,0.5312810765468587,0.5146433479514696,0.5062467576141522,0.5062349899100191,0.4968180276120053,0.4890298871737381],"twin_dists":[0.08143217303268742,0.09485518188646833,0.11083902031008659,0.11806373040990412,0.1184997951557606,0.12118355820148723,0.12381904761319205,0.12696705521671367,0.12809647905597923,0.13010374080470166,0.13400202876750808,0.13428880122460768,0.13570867440357787,0.14075391873507917,0.14148920139441026,0.14352722943382942,0.14377963030242139,0.14484102970848553,0.14585394302126345,0.14606856776779406,0.1496975895143218,0.15153977184362682,0.15154235917401543,0.15361812848242004,0.15534331590702702],"n_dims_used":43,"mean_confidence":0.9135272891022438},"coverage":{"mean_confidence":0.9135272891022438,"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}}